Fit to Fat to Fit

Cary is hitting some bumps along the road in her journey to pack on the pounds for her friend. Toni gains some compassion for her sister Felicia, who is spiraling down emotionally from the pressure to gain weight. Lori finds closure for the first time since the death of her husband Ted, while Eric break out of a food rut. Jessi and Jeremy's relationship takes an unexpected turn as Jessi balloons in size.

After 4 months of strain on their bodies, minds and relationships, the trainers embark on a new stage of their journeys--getting their fit bodies back. This timed armed with new found empathy for their overweight loved ones. Trainers and clients work out together to go from Fat to Fit. Jessi returns to the drill sergeant trainer she once was in order to motivate both herself and her husband Jeremy to drop the pounds. Cary wrestles with how to be tough while training her friend Parneille without hurting their relationship. Lori tests Eric's trust with a trip out of the country, where she is surrounded by temptation and Felicia focuses on getting back to her old self, leaving her sister Toni floundering.

With only a few weeks left to meet their weight loss goals, the pressure is on for both the trainers and the clients. Tensions boil over as Cary questions Parneille's accountability, while Eric and Lori must overcome their trust issues in the final push to reach their goals. Jeremy and Jessi enjoy more family time, but Jessi struggles with her new role as both Jeremy's wife and his trainer. Jessi continues to worry that Jeremy will fall back into his old unhealthy ways while she still has cravings for unhealthy foods. After many emotional moments, Toni and Felicia decide they can use their sisterly bond to lift each other up as they both struggle to shed pounds.

As the final results of the experiment are revealed, we get a glimpse into how the past eight months have transformed the lives of the clients and their trainers. Inspired by getting healthy, Lori embarks on a new and exciting phase of her life for the first time since the loss of her husband, while Eric settles back into his family life. Felicia and Toni become closer as the sisters bond over a healthy lifestyle. Jessi is seeing a new side of Jeremy--but will it last this time? And Cary and Parneille reach a turning point in their relationship employing a new plan to help them both keep the weight off for good. All will be revealed as the clock finally ticks down on their Fit to Fat to Fit journeys.