With hopes of building a future together, Mike’s girlfriend Jessica completes her conversion to Judaism with a dramatic ocean swim. At Asa's house, GG reveals a secret she has been holding since the group's trip to Turkey last year, casting a dark cloud over the tight knit group. To soak up the California sun, the crew decides to organize a luxurious staycation in Malibu, but the dynamic shifts when Mike faces off with Asifa’s boyfriend, Bobby, for the second time.

As the Shahs get their party on at the Malibu retreat, a guest's controversial comments spark another heated argument. Reza names MJ as his maid of honor, which creates tension between MJ and Asa. Trouble brews at Reza's humble abode when his fiancé's parents visit for the first time.

When details of the trip last year to Turkey emerge, Reza, Asa, and MJ start to wonder if GG is telling the truth. MJ spends more quality time with her new boyfriend, while Reza starts to wonder if his relationship with Adam is getting stale. GG finds out about Mike's upcoming engagement and spills the beans to the rest of the group about the Turkey incident.

The Shahs ring in the Persian New Year but the mood dampens when Mike picks a fight with Asifa’s boyfriend, Bobby. Although Reza steps in as the peacemaker, he begins to realize that Mike's problems may be bigger than anyone imagined.

With wedding plans still up in the air, Reza takes a leap of faith and decides to have a destination wedding in Thailand. Asifa throws herself a Bollywood themed birthday party and when Bobby gives her a diamond necklace instead of a diamond ring, she begins to question the future of their complicated relationship. Reza revokes Mike's wedding invitation, creating chaos at Pablo's memorial service.

Reza puts himself, MJ, and Asa on a diet plan for his pending nuptials. Mike dives into his wedding plans and attempts to reconnect with Reza. GG takes a polygraph test, but the unexpected results leave the group with more questions than answers. MJ is devastated when she suffers an unexpected loss.

As Reza and Adam get their marriage license, it becomes clear that Reza is on the verge of becoming a runaway bride. Determined to throw the ultimate bachelor party, MJ secretly holds Reza's booze filled go-go boy bash without Asa's knowledge. After partying it up, Reza can't keep a secret and spills the beans to Asa who is upset about the secret soirée.

With the big day around the corner, issues between Reza and Adam begin to mount. After Adam accompanies Reza to a therapy session, Reza is forced to make a decision about their future. Meanwhile, MJ finds the courage to see a doctor and test her fertility.

Andy Cohen sits down with the cast of Shahs of Sunset for their first get together since the season finale in Thailand. When Reza reveals his mustache-free face, the cast shares their own cosmetic enhancements. Then conversations go deep as MJ and Asa face off over Reza’s bachelor party and he updates everyone on the status of his relationship with Adam. Asifa discusses the pressures of being a newbie, and GG and Mike hash out the rumor that divided the group, causing Reza to abruptly storm off stage.

While in Thailand, the Shahs visit a Buddhist temple, which brings the crew back together and enables everyone to explore their own path for healing. On their last night in Thailand, the group gathers at what was supposed to be Reza and Adam’s reception. Reality hits Reza as he begins to realize the impact of his decision and struggles with the life altering choice of what his future with Adam will be. Back at home, Mike has to make a major decision and choose between his future wife or lifelong friends.

Mike separates himself from the group. MJ enlists the help of Reza to prepare her boyfriend for a surprise brunch with her mom. Asifa and Bobby finally move in together, and Mike pops the question to his longtime girlfriend, Jessica.

Reality sets in for Reza as he faces the truth about marrying his fiancée Adam. Meanwhile, GG enlists MJ’s help to get her back into the dating scene. Asa approaches her breaking point as she juggles living with her parents, helping Mike reconnect with the group, listening to Reza’s relationship troubles, and battling with MJ over leggings. To settle the score and relieve pent-up tension, everyone agrees to an intense game of dodgeball.

Asa returns to her roots and plans a performance art piece in the form of a veiled flash mob through the streets of Hollywood. Unhappy with the results of her first polygraph test, GG takes a second polygraph, with surprising results. To mend fences, Mike plans a peace summit over dinner with Reza, Asa, and MJ. His plans get derailed when his fiancée Jessica launches a martini fueled tirade against the crew.

At the first big pool party of the summer, Asa and Reza discuss breaking their promise to GG and warning Mike about the rumors. Feeling the heat, GG beats them to the punch and confronts Mike about what happened in Turkey.

As the group prepares to embark on Reza’s destination wedding, Mike decides to meet up with GG to discuss the rumors that have been swirling for months. With love in the air but drama trailing not too far behind, the trip to Thailand quickly becomes a therapy session for Asifa and Bobby as the couple rapidly approaches their breaking point 8,000 miles away from home.

In part two of the reunion, Reza returns to set after a heated departure. Andy Cohen quizzes MJ on her love life and the loss of her beloved dog, Pablo. GG updates everyone on her relationship with Danny and whether she'll ever settle down, and Bobby joins a tearful Asifa on the couch. As tensions flare, a nervous Jessica paces in her trailer waiting to join the group. When Andy reveals shocking news about Mike's new wife, the group erupts in confusion and anger.