Whitney uncovers a dark truth about the man she's fallen for, but will he fess up when confronted? Todd refuses to give Whitney her class back, but she has a big fat trick up her sleeve. Heather confronts Buddy about his change of heart.

In an effort to move on from her cheating ex-boyfriend Avi, Whitney joins forces with Nada, Avi's other ex, from Egypt. Whitney and Nada never imagined they'd come face to face with Avi, but a chance encounter leaves them shell-shocked.

While helping Ashley prepare for her baby, Whitney panics about her own fertility, but is another cat the solution? Buddy’s been missing for days causing Whitney and Heather to investigate but they’re not prepared for what they find in his bedroom.

Buddy’s been missing for over a week and a visit to his parents’ house has Whitney uncovering the harsh truth. Meanwhile, Ashley’s about to give birth and the reality of it all has her falling apart. Will Whitney’s blessing ceremony do the trick?

Whitney helps Ashley induce labor, but when push comes to shove, the labor coach panics. Meanwhile, Piggy bites Babs; Glenn announces a Hawaiian surprise that no one saw coming; and Heather gets a shocking letter from Buddy.

With the Hawaii trip fast approaching, Whitney prepares for the 5K. Whitney and Heather visit Buddy in rehab, and he tells the life and death story of how he got there. Whitney invites Buddy to Hawaii, but will he make it out in time?

Buddy needs to find a sober coach in order to meet the gang in Hawaii. Whitney feels betrayed when Glenn admits he wasn't truthful about a very important detail of the 5K race. Babs gets jealous over Glenn's former girlfriend, Keiko.

Whitney is determined to walk the 8km, even though it’s 2 miles further than what she’s prepared for, and when her feet give out on her, she screams in agony. Meanwhile, things take a dark turn when Buddy likens Whit’s determination to addiction.

Fresh off the 8K, Whitney is forced to re-evaluate her goals. Six months out from her stroke, Babs gets behind the wheel for the first time. Caught between the former lovers, Whitney has to break some bad news to Heather, and mend a rift with Buddy.

With treatment coming to an end, Buddy must decide between Whitney's house and a sober living facility in Charleston; Whitney tries to convince Buddy to give Heather closure; the Thore family receives devastating news.

Before Buddy leaves town, he sits down for a final talk with Heather, but nothing could prepare her for the bombshell he delivers; Whitney questions her friendship with Buddy and announces an alarming plan to start a family.

In a post season tell-all, Whitney and her friends and family sit down with host Shaun Robinson to talk about the challenges they faced this season, including everything from Whitney’s broken heart to Buddy’s drug addiction.