Tammy's skin removal surgery is still up in the air as she struggles to kick bad habits. Amy's got a new roommate and a new man. Chris' plays referee between Brittany and their new neighbor. Tammy is keeping a secret from her family.

Tammy gets a push to reveal her personal life to her family. Amy's life gets even more chaotic, pushing her to make a rash decision. Chris and his wife make a big decision about her health.

Tammy reveals to her sisters that she's dating a woman and their reaction surprises her. Chris and Tammy check-in on their skin removal progress, and a harrowing moment at the petting zoo sees Amy's life turned upside down.

Amy reels emotionally and physically from her camel bite and arrest. Chris explores a passion project, and Tammy expands her circle and fulfills a childhood dream.

Tammy takes a big step forward in her relationship with Andrea.

When the siblings react to Amy's proposal, relationships are fractured.