Kourtney & Khloe Take the Hamptons

When Kourtney, Khloé, and Scott arrive in the Hamptons to start their picture-perfect summer, Scott is overwhelmed by the anxiety of being in his late parents' hometown and runs back to his old habits. Meanwhile, Khloé jets off on a romantic getaway to South Africa with her new boyfriend, French Montana.

After Kourtney admonishes Scott for breaking the boundaries they've set for their relationship, Scott makes attempts to clean up his act and get back in her good graces. Meanwhile, Khloé tries to get Scott on a healthy track with tennis, but her good deed backfires when Kourtney accuses her of taking Scott's side.

When Kourtney learns that Kim is using her home for North's birthday party without her permission, she flies to LA to confront her. Meanwhile, back in the Hamptons, Scott finds himself in the hospital after partying too much and realizes he must make a change.

Scott finally decides to make a change in his life and checks into rehab, but his commitment to stay wavers with each day. Meanwhile, as her 30th birthday quickly approaches, Khloé struggles with the realization that her life isn't where she imagined it would be.

After Scott unexpectedly leaves rehab early, Kourtney and Scott try to avoid repeating their past mistakes. Meanwhile, Kim begins doubting her best friend Jonathan's loyalty when family secrets are leaked to the media.

Khloé takes her support of Scott to another level when she arranges for them to host a podcast together, but things get ugly when Scott backs out on his promise to be in French Montana's music video. Meanwhile, when Kourtney proclaims that she is a trained sailor, Khloé and Scott decide to test her skills on the open water.

When Khloé rekindles her love for horseback riding, Scott and Kourtney make a secret wager on how long she will last and pull out all the stops to push their own agendas. Meanwhile, Kourtney and Kim try to break Kris's cranky mood by cooking her up some romance, and Kris puts a bid on Kim's dream NYC apartment behind her back.

When Scott is consumed by his negative associations with the Hamptons, he decides to leave early and Kourtney races to arm him with the tools and support for his return to Los Angeles. Meanwhile, Khloe and Kourtney hire a new Dash Doll as a favor to Bruce, but decide to keep her busy in other ways.

Scott is still unable to set foot in his late parents' house, so Kourtney gets to work on fixing it up, hoping that she can convince him to keep it. Meanwhile, Kourtney gets upset when Khloé starts fraternizing with the Dash Dolls.

In the season finale, when Khloé indulges in a night of drinking, Kourtney grows livid and accuses her of recklessly putting Scott's sobriety in jeopardy. Meanwhile, after Malika drunkenly kisses Khloé, Khloé begins to question what their friendship really means, and Scott must decide what career path will best support his new lifestyle.