O.C.: Um Estranho no Paraíso

A chegada de Ryan Atwood a bela Newport Beach, abalando o cotidiano das famílias Cohen e Cooper.

Enfrentando a perspectiva de viver em um abrigo para menores, Ryan decide fugir de Newport, mas Seth e Marissa o convencem a ficar e se esconder em uma das casas ainda em projeção de Kirsten.

Após ser libertado, Ryan e Sandy continuam a procurar a mãe dele, Dawn (Daphne Ashbrook). Quando ela aparece na casa dos Cohen, muitas coisas irão acontecer.

Agora que Ryan vai ficar com os Cohen, ele deve ir ao Baile Cotillion, onde as jovens senhoras de Newport vão debutar na sociedade. Luke fica com ciúmes de Ryan, e Jimmy se torna suspeito em uma investigação de fraude.

Ryan consegue um emprego e conhece Donnie, um adolescente de Newport Corona. Seth decide convidar Donnie à festa de Holly, mas sua presença leva Luke ao hospital. Julie diz a Jimmy que ela quer o divórcio.

O pai de Kirsten, Caleb Nichol, chega à cidade com sua nova namorada de 24 anos, Gabrielle. Marissa não está pronta para escolher entre Luke e Ryan, mas quando ela vê Ryan com Gabrielle, ela escolhe Luke. A sorte de Seth começa a mudar.

Marissa não aceita bem o divórcio de seus pais, e quando ela encontra Luke com Holly em Tijuana, ela é encontrada desmaiada em um beco. Kirsten, chateada que Sandy está considerando o trabalho, encontra-se em uma posição comprometedora com Jimmy em seu novo apartamento.

Julie culpa Ryan pelo incidente de Marissa e lhe diz para ficar longe. Sandy começa seu novo trabalho, e Kirsten está descontente com a nova colega de trabalho dele, Rachel. Ryan deve fazer um teste de nivelamento para fazer sua matrícula no Harbor. Julie tenta fazer com que Marissa procure um terapeuta, em San Diego, ao contrário do que Jimmy e Marissa querem.

Ryan não sinte que se encaixa na Harbor e Luke não melhora sua situação. Summer mantém sua amizade com Seth em segredo, mas está com ciúmes de seu relacionamento com Anna. Sandy aceita um caso contra Caleb em seu novo emprego, que irá testar o seu relacionamento com Kirsten.

Kirsten se preocupa com a relação profissional de Sandy com Rachel. Ryan vê Caleb e Julie juntos, e se torna responsável por como Caleb e Julie em conjunto, e torna-se responsável por Marissa revelar seu relacionamento particular em um evento de caridade. Summer diz a Seth como ela se sente.

Ryan e Marissa vão a Chino para visitar Trey no dia de Ação de Graças, mas ele pede um favor a Ryan. Seth deve escolher entre Anna e Summer. Kirsten e Sandy tentam unir Jimmy e Rachel.

A confiança de Ryan é posta à prova quando ele e Luke descobrem Carson com outro homem. Seth se esforça para conciliar Anna e Summer. Caleb e Julie concordam em se separar por um tempo. Jimmy e Sandy entram em um negócio juntos.

Kirsten descobre algo sobre o pai que vai ajudar no caso de Sandy, mas vai colocar seu emprego em risco. O Natal de Ryan não sai como planejado. Marissa conhece alguém na terapia. Enquanto isso, Seth sofre ao escolher entre Anna e Summer.

A irmã de Kirsten, Hailey, entra de penetra na casa dos Cohen e dá uma festa de Réveillon que fica fora de controle. Ryan está preocupado com o relacionamento de Marissa com Oliver. Anna decide passar sua noite com Seth, sem o conhecimento de Summer.

Hailey percebe que ela não é mais bem-vinda na residência dos Cohen. Oliver convida a turma para um concerto de Rooney, mas Ryan pega ele negociando drogas no estacionamento. Seth tem dificuldades para contar à Summer sobre seu relacionamento com Anna.

A amizade de Oliver com Marissa causa tensão em seu relacionamento com Ryan. Summer fica com ciúmes do relacionamento de Seth e Anna. Enquanto isso, Hailey e Kirsten batem de frente uma com a outra quando quando Kirsten convence Caleb a cortá-la dos negócios.

People who won't be on each other's Christmas-card list: Ryan and Oliver. Their rivalry for Marissa intensifies, with Ryan risking his standing at Harbor to unmask Oliver's true character.

Now sure of the truth, Ryan races against time to keep Oliver from hurting himself or Marissa.

On Valentine's Day, everyone is preparing for the Valentine's singles benefit dance. Luke has a new crush: that being Marissa's mother Julie. Meanwhile, Sandy gives Seth some sex advice over his dating of Summer. Theresa Diaz, an ...

The Ryan-Marissa thing is more iffy than ever when Theresa hangs in Newport. The telenovela-like suds-o-rama overflows with the Seth-Summer follies, the Luke-Julie fling and an insider who may be a threat to the Caleb-Kirsten biz.

Anna is leaving. Theresa is staying. Seth thinks he's the reason for Anna's planned return to Pittsburgh. And Ryan knows he's why Theresa is staying. But what is either guy going to do about it? Caleb is Riviera's Man of the Year ...

Operation Protect Marissa! Seth and Ryan plan to keep Marissa from finding out about her mom's affair. It also becomes Operation Rescue Hailey when they inadvertently attend a Hollywood party where she's a stripper.

Marissa runs away after learning a heartbreaking truth, to a place where only Ryan could find her. Sandy's mother visits for Passover.

Engagement announcements are joyful news, right? Not when it means the one person Kirsten despises will become her stepmom. And not when Marissa will have a new family arrangement she doesn't want.

Julie's wedding shower is anything but uneventful. Seth has lunch with Summer's dad.

The Cohen men, along with Ryan and Caleb set out to Las Vegas for a bachelor party. Meanwhile, the girls are having fun with their own adventures.

On Julie and Caleb's big day, Ryan may be leaving Newport forever. Everyone handles it differently.

It's been three months since Ryan left to live with the pregnant Theresa in Chino, and Seth subsequently sailed off to Portland to live with Luke and his divorced, gay father. With one week before school will start, Kirsten is fur...

The boys are back. Every status is quo. Except: Summer won't kiss and make up. Ryan catches Marissa in a clinch, the DA busts Caleb, Hailey bails and the re-modelers are like a wrecking crew. Home sweet chaos.

Seth pulls off a magnanimous gesture for Summer, then blows it. Lindsay and Ryan become Physics lab partners and share some romantic chemistry. Embattled Caleb names Julie as Newport Group's CE-uh-O.

It's not a date, it's a group hang. So Seth goes with Lindsay, but looks for Summer. Ryan goes with Alex, but would rather be with Lindsay. And Alex...well, stay tuned. That new CEO has a style all her own.

The winter dance is near and a Ryan-Lindsay hook-up is off, on, off, on, off like a light switch. But all will be smoothed over by the time of the big Newport social event. Or not. Plus: Caleb's secret revealed.

Friends, festivities, eight days of gifts, another day with a whole lot of gifts. Seth's formula for the perfect Chrismukkah may come undone when Caleb's confession rocks the Cohen world.

Time to move on: Jimmy decides to relocate to Maui. Time to make a move: Ryan and Lindsay wonder about a first kiss. Time to bust a move: Seth turns bad boy in an attempt to impress Alex.

Sandy didn't forget his 20th anniversary. Honest. Just ask him. And just watch him squirm as he tries to make things right. Also, Seth and Ryan are grounded; DJ calls it quits with Marissa.

The ABC's of love. When Alex wants to spend time with her ex, Seth says "X" must make room for "I" and "U." But there's something Seth doesn't know. Julie has a makeover idea for the Newport Group.

Hostilties heat up between Sandy and Kirsten when Sandy decides to help Max Bloom, his mentor in law school, find his daughter, Rebecca, whom was Sandy's first love. Meanwhile, Seth and Zach start up a comic book based on their li...

After hearing about Lindsay and Ryan's failed attempt at dinner with Caleb the night before, Kirsten arranges a dinner that she can supervise. But her presence makes no difference when the hot-tempered Ryan and the egotistical Cal...

On Valentine's Day, Sandy and Kirsten's conflict about Rebecca continues. Ryan tries to make peace with Caleb in order to spend Valentines Day with Lindsay. Meanwhile, Seth, Zach, and Summer head to San Diego in hope to make their...

As Sandy continues working on Rebecca's case, Kirsten questions how strong their feelings are for one another. Meanwhile, Seth continues his downward spiral in the aftermath of Zach and Summer's night together, while Marissa tries...

Rain - and it seems there are as many problems as raindrops. Kirsten, Sandy...and Rebecca. Julie, Marissa...and Alex. Lindsay, Ryan...and Chicago. Summer, Seth...and Italy. Can't rain forever, can it?

The gang get the chance to have a few heart-to-hearts when they're accidentally locked in a mall for the night. Marissa and Summer catch up about the state of their current love lives, while Seth tries to help Ryan get over Lindsa...

Marissa recruits Ryan to help her with Harbor School's Pep Rally Bonfire. Alex accepts that her and Marissa are from two different lives and knows she is fighting a lost cause. Seth is stuck and misses last year's good times while...

When Ryan's brother, Trey, gets out of jail and gives Ryan a call, the Cohens give him a warm welcome. Though, Ryan knows nothing good can come from it. Zach returns from his trip to Italy and gives some news that he has a new gir...

Sandy reluctantly agrees with Kirsten to serve as host/auctioneer at yet another OC benefit. Meanwhile, Trey lies to Ryan to prove that he can be self-dependent when he steals one auction exhibit leading Ryan and Seth on a mission...

On Trey's 21st birthday, Marissa, anxious to help Trey and Ryan forge a relationship, throws a birthday party for Trey at the Cooper-Nichol mansion that turns out to be a rumble when one girl nearly drowns from a drug OD. Meanwhil...

Sandy, Ryan, and Seth devise a plan to save Trey from going to jail after he took the fall for supplying drugs at his birthday party. Kirsten and Carter, fulfilling more than their editorial duties, take a trip to Featherbrook's w...

Sandy, Seth and Ryan travel to Miami, Florida to visit Sandy's mother, the Nana, after she tells Sandy she is getting married to a much younger man. Back in Newport, Kirsten, unable go to Miami with Sandy because of work, is left ...

Seth and Zach declare war when they compete against each other for Summer's affections. Meanwhile, Marissa is still reeling from being nearly raped by Trey, and refuses to confide in Ryan about the incident. Sandy confronts Kirste...

Seth and Zach squabble over who should take Summer to the prom and who will meet George Lucas for dinner over the publishing of the graphic novel. Meanwhile, Sandy takes drastic actions with a recovering Kirsten. Ryan starts to pi...

Familiar faces show up for a final farewell to Caleb. Meanwhile, Sandy takes action to help Kirsten. And when Ryan learns about the Trey-Marissa incident, a showdown - if not a tragedy - is inevitable.

Ryan and Marissa deal with the aftermath of Trey's shooting. Kirsten meets Charlotte at rehab.

The new dean of Harbor School wants to expel Ryan and Marissa. Summer fights with Taylor over being Social Chair. Kirsten worries about leaving rehab.

Caleb's will is read. Ryan and Marissa are told to stay apart.

Public school? No problem. Marissa's glad to be at a school where no one knows about her. Oops. Everyone knows. Charlotte closes in on Kirsten. And Summer spies on someone lip-locked with Taylor.

Is Ryan shipping out? Sandy's mind-meld persuasion skills fail to convince him to stay. But where there's a will, there's another Cohen way. Charlotte now zeroes in on Julie; Summer outwits Taylor.

Party by night. Surf by first light. The Dawn Patrol beach blast is the backdrop for a developing Marissa-Johnny attraction. Meanwhile, Taylor has a crush on...Seth?! And Ryan again lets his fists do the talking.

Charlotte and Julie throw a faux-benefit. Taylor causes a rift between Seth and Summer. The tension between Ryan and Volchok comes to a head.

College applications are due, and everyone has to make up their minds about where to apply. But will their relationships survive this next chapter of their lives?

Marissa cares for an injured Johnny. But are they getting too close? Seth becomes insecure when Summer gets a higher score than him on the SATs.

Ryan, Marissa, Seth, and Summer raise money for Johnny's surgery by throwing Ryan a Bar Mitzvah.

Ryan, Seth, and Summer plot to get Marissa back into Harbor School.

Marissa's sister returns home from boarding school with secrets, lies, and a bag of stolen cash. Veronica and Julie compete for the affections of Niel Roberts. Johnny tries to distance himself from Marissa.

Julie throws Kaitlyn a birthday bash. Sandy tries to close a deal. Marissa butts heats with her sister. Seth spirals after being offered a college interview.

The Johnny-Kaitlin-Marissa-Ryan situation finds closure, perhaps, and tragedy for sure. Summer may be running out of forgiveness for Seth's half-truths. And Dr. Roberts makes a startling admission to Julie.

Kirsten and Julie throw a Valentine's Day party, as the community mourns the loss of Johnny.

Ryan and Sadie go on a road trip to look for Johnny's dad. A concerned Summer finds out about her dad's relationship with Julie. The police suspect foul play in Johnny's death. Marissa runs into Volchok.

The Cohens throw Ryan a party for his eighteenth birthday. Ryan can't decide whether or not to invite Marissa. Sandy tries to track down Dawn. Summer confronts Julie. Marissa crashes into an old memory.

Jess returns with news about Trey. Kirsten helps Ryan confront his savior complex. Seth and Summer receive sex counseling from Taylor.

Marissa's ties with Volchok send her into a substance abuse downward spiral. Summer is concerned about her friend--and the fate of her father's relationship if things don't improve. Ryan and Sadie's relationship is on the line, as...

College acceptance letters arrive. Three get in... and one doesn't.

Ryan heads to Albuquerque to invite his mom to graduation, while Summer tries to figure out why Seth broke up with her.

Ryan and Marissa arrive at Berkeley, and Summer and student/poseur Seth visit Brown for freshman orientation weekends. Familiar faces surface.

Harbor's Senior Prom brings out the best and the worst in everyone.

Sandy is voted Man of the Year. Kirsten hits the bottle. Summer tries to right an impulsive wrong. Ryan is blackmailed into stealing a car. Seth burns down his dad's office. Marissa gets Kaitlin out of trouble.

On graduation day, Marissa is leaving to be with her dad, but Volchok has feelings for her and is angry at Ryan.

During the last days of summer before college, Seth is working at a comic book store in Newport. Ryan has problems dealing with the issues of the past and pushes himself with his new job. Kirsten is preparing Ryan a "care package"...

Summer's roommate doesn't know about Seth. Ryan is out of town searching for someone important. There is a clothing drive at Harbor.

Thanksgiving! Julie and Neil have relationship issues, but she is unwilling to talk about it. Seth has a new friend. Julie is informed on the movements of Volchock.

Summer soul-searches during a visit from Seth. Taylor pleads for Ryan's help with her marriage. Sandy longs for a guys' night. Julie vows to turn over a new leaf in moving on from Marissa's Death.

Ryan can't sleep, and a smitten Taylor tries to seduce him by becoming his sleep therapist. Meanwhile, Seth vows not to call Summer, and Kaitlin struggles when Julie has a fling with her tennis instructor.

Summer gets kicked out Brown, thanks to her friend Che. Ryan has fantasies about Taylor after kissing each other. And Kaitlin throws a party at Dr. Roberts house to get even with a popular girl.

In a parallel universe, Sandy is married to Julie, Kirsten is Mrs. Jimmy Cooper, Summer is engaged to Ches, and Seth is in full geek mode. And Ryan and Taylor, stuck there after a fall, must change it.

Seth is clueless about what to do for New Year's Eve. Solution? Crash the Ryan-Taylor road trip to Vegas. Now add pregnancy tests, a space alien rave, thefts, misunderstandings, pursuits and a marriage proposal and it's time to we...

Warm hearts, cold feet: Seth and Summer each look for a way to call off the wedding. Who will crack first? Ryan's biological father plays the Big-C Card in hopes his son will see him.

Taylor's ex-hubby writes a hot-selling erotic novel. Who's the lead character? Three guesses and the first two don't count. Seth seeks Neil's permission to marry Summer. Kirsten uncovers Julie's biz scam.

Take her, I want her. Ryan overcomes his indecision and competes with Henri-Michel for Taylor's affections. Che leads Seth on a trek of spiritual renewal. Embrace your inner otter, Seth! Meanwhile, Kirsten and Julie have to do som...

Seth and Che get in some trouble with the police when Che drags Seth into helping him try to free a groundhog before Newport's annual Groundhog Day festival. Meanwhile, Kirsten gets some life altering news and Taylor gets some ext...

Seth and Summer come upon a fortune teller whose prediction makes the two question whether they are truly meant for each other. Ryan gets back in touch with his father (with a little help from Taylor). When the two teens discover ...

On Taylor's 19th birthday, Ryan can't decide whether to tell her he loves her. Then, it happens...

Lives are on the line and boundaries tested as a major earthquake hits Newport.