Whitney Dillon and Mariel Lane have growing pains in their friendship. Samantha Busch pitches Amber Balcaen to husband Kyle to be his first female driver. Ashley Busch, Kurt Busch's wife, and Samantha try to bridge the divide between their husbands.

Whiney is torn between her friendships with the wives and Mariel, Amber struggles with her long-distance relationship, and Samantha and Kyle discuss baby number two.