Naomi and Max make some big plans that go horribly awry when they both get arrested and land in jail. Liam is forced to put The Offshore up for sale in order to pay off Vanessa and buy out her 0,000 interest in Liam's movie contract. Navid approaches Liam about becoming his business partner. Teddy is overwhelmed by Silver's request to father her baby. Adrianna, unaware Dixon has gotten into a life-threatening accident, has an unforgettable evening in Las Vegas with a handsome stranger, Taylor, after she vows to get over Dixon and move on with her life. Annie asks Ade to return to Los Angeles to be with an unconscious Dixon, and the two girls decide to move into the beach house together.
Naomi and Max's honeymoon plans are put on hold after Alec informs Max that his whirlwind wedding has caused a public relations problem and lowered their tech company's stock price. Naomi decides to throw a high-class reception to reassure Max's investors that their marriage isn't a cause for concern. Adrianna discovers that club promoter Taylor, her one-night stand from Las Vegas, is partnering with Liam and Navid to re-launch The Offshore. Adrianna insists that their fling was a one-time thing, but Taylor suspects she has deeper feelings. At physical therapy, Annie and Dixon encounter fellow patient, Riley, who warns Annie to stop babying Dixon so he can learn how to manage on his own. At home, Dixon explodes on Annie and tells her that he's tired of her help. Liam offers to buy out Vanessa's portion of his movie contract, but Vanessa blackmails Liam to be her boyfriend again by threatening to show the police hidden camera footage of Liam. Silver invites Liam to be her date at Naomi's reception, but gets a surprising answer. Liam confronts Vanessa after the reception, but their argument is cut short by a shocking accident.
Silver has yet to schedule her insemination appointment, and worries that she'll no longer be attractive after undergoing the preventive surgeries. Adrianna encourages Silver to treat herself to an irresponsible day of fun doing all the things that she won't be able to do once she becomes a mother. Alec ignores Naomi's gestures to make nice, so Naomi poses as a wealthy investor and lures him to her yacht for a phony business meeting. The two reach an agreement to get along, and Alec spontaneously kisses Naomi, which she rebuffs. Alec apologizes, but Naomi insists on telling Max, unaware that Alec had planted the kiss to blackmail her. Meanwhile, Annie thinks that Riley is too hard on Dixon, but Riley insists that Dixon needs to change his attitude in order to accelerate his recovery. Liam learns that his video game contract can't be finalized without Vanessa's approval, so Annie encourages him to speak with her attorney, Lindsey Beckwith. Liam worries when a detective shows up asking questions about Vanessa's whereabouts.
Liam enrols in a business law class. Naomi plans on telling Max the truth about her and Alec, but whilst away on their romantic trip she freaks out over a trust exercise. Silver finds the nude pictures have leaked online and has to use Annie's new friend Collin.
Adrianna admits to Annie that her and Dixon have got intimacy issues as he continues his recuperation. Colin sets Alec up and exposes his attempts at sabotaging Naomi and Max's relationship. Navid is suspicious of Silver and Liam. But Liam has his eyes set on Linsey.
Navid leaks Liam and Linsey's sex tape as his jealousy takes over. Riley tells Annie how he feels, but Annie is set on making things work with Colin. Naomi and Alec work together to help Max work out who hacked his software. Dixon hides how he is refusing to take pain medication from Adrianna, until he collapses from a spinal infection. Taylor tells Adrianna he wants to be with her.
When Adrianna opens at the Hollywood Bowl for a headlining artist, Dixon decides to buy her a celebration gift. Suspecting he might propose, Silver convinces Ade to come clean about her affair with Taylor. Annie confronts Riley about standing her up for wrongly suspecting that Annie is uncomfortable with his disability. Naomi encourages Max to hire an executive to replace Alec, but sheâ€™s uncomfortable when the perfect candidate-on-paper turns out to be a gorgeous girl, Bryce Albright. Liam receives a threatening letter that suggests the anonymous source knows the truth about Vanessaâ€™s disappearance, and heâ€™s relived when off-duty L.A.P.D. officer, Ashley Howard, becomes his bodyguard.
Naomi hosts an elaborate charity lingerie show at the Playboy Mansion in an attempt to gain membership status with the elite ladies West Beverly alumni group. Silver surprises her West Beverly High friends by performing burlesque at this stylish Homecoming event. Liam confides in Annie about Vanessaâ€™s accident and tells Annie about the blackmail threats heâ€™s received. Liam also accepts Navidâ€™s apology for leaking Liamâ€™s sex tape and offers Navid the chance to manage The Offshore. While Dixon is making big plans for Adriannaâ€™s career on his new record label, he discovers that Ade had other desires aside from music.
Alec returns with a job offer for unemployed Max, whilst Naomi asks Bryce to rehire him. She gets help from Navid who takes him out to find out why Max was fired in the first place, Navid soon finds out Alec had set the whole thing up. Teddy is refusing to sign over his parental rights making Silver mad at him. Annie decides to sign up for a 2 year writing course in Scotland. Riley decides to go for some experimental surgery which may lead to him walking again. Liam and Annie team up to trap his blackmailer, however when Ashley hears Vanessa has been spotted in a beauty salon she kidnaps Liam leaving Annie alone with the blackmailer.
Silver and Teddy still have problems with the pregnancy situation. Ashley reveals to Liam she is obsessed with him as Annie and Naomi drive along the coast to rescue him. However after Annie gets involved with them she fires a gun and someone gets shot.
Annie experiences an alternate reality about what life would have been like if she had stayed in Kansas, including being engaged to her high school boyfriend. In the alternate world, Dixon becomes a massively successful hip hop artist who no longer has contact with his family, while Adrianna is a washed-up actress and Hollywoodâ€™s bad girl. Naomi is a real estate agent, and Teddy has not revealed his true sexual orientation.
Naomi and Max go to counseling to decide on the future of their marriage; Teddy sets out terms for his support of Silver; Navid tries to get into a secret society using Liam's celebrity for a boost; and Annie wants to confess her feelings to Riley before his surgery.
Naomi and Max co-host a charity football game, which brings back some old feeling between them. Navid encourages Liam's new underground fighting hobby, and Adrianna intentionally sabotages a performance, hoping that Dixon will let her out of her contract. Annie's blog gets the attention of a publisher.
While preparing to testify against Ashley, Liam suffers some post traumatic stress. Annie learns that Naomi has tracked down their half brother who is now a chef. Silver becomes protective of her surrogate Michaela, who Dixon thinks she has tremendous talent.
Naomi decides to open a restaurant with her half-brother Mark, while Dixon books Michaela to perform at the restaurant opening, unbeknownst to Silver. Annie feels confused about her newly re-surfaced feelings for Liam and Navid agrees to escort Campbellâ€™s fiancÃ© to an event, only to find out Campbell is cheating on her.
Liam decides to open his own custom surfboard shop for women, but things get complicated when he becomes romantically involved with his first investor. Naomi tries to convince Mark to stay in Los Angeles after he receives an offer to be head chef at a restaurant in New York, while Dixon convinces Silver to direct Michaelaâ€™s first music video before she gets pregnant.
Naomi meets up-and-coming mogul Jordan Welland, who hires her to plan events for his media empire, while Annie, Adrianna and Silver plan a girlsâ€™ night out for Naomi, which ends with disastrous results. Dixon starts to develop feelings for Michaela, and Liam finds out that the Cronus brothers plan to blame Navid for the cheating ring and is forced to befriend them to clear Navidâ€™s name.
Jordan asks Naomi to plan a launch party for the latest hot writer, known as Author X, which forces Annie to admit that she is Author X. Silver worries that Adrianna is not okay that she is dating Mark. Meanwhile, Dixon finds out that Michaela has feelings for Navid.
Liam and Navid, in an effort to get teenage pro-surfer Cassie to be their first sponsored athlete, ask her favorite musician Olly Murs to do a special performance. Naomi travels to New York to make a good impression on Jordan's mother, Cheryl with disastrous consequences. Annie decides to publicly say her novel is fiction but Dixon persuades her to tell the truth.
Jordan calls in a favor from his mother to help out Mark, but in exchange must end things with Naomi. Annie must deal with the betrayal Liam feels from being in her book and Michaela catches Navid and Adrianna during an intimate moment.
Jordan's sister Elizabeth gets into trouble with an out-of-control Royal, so Naomi helps out by taking the heat to protect Elizabeth's reputation. Silver is called in to see her doctor about some test results and Annie decides to get over Liam by going to Paris for a book tour. Meanwhile, Adrianna performs after Fall Out Boy at a big event, but the concert ends in chaos.
In a memorable send-off, our favorite group from Beverly Hills will come together again after a traumatic event that makes them realize the importance of their relationships.