As Heidi grieves, Dixie and Charli rally around their mom for a mother-daughter photoshoot. Charli's music secret is revealed and the family deals with the fallout of keeping the news from Dixie.

An argument between Noah and Dixie reveals some trust issues. The family packs up issues of their own and heads for Vegas, in the hopes of setting sister grievances aside.

Charli heads back into the studio to improve her single, but a new guy friend distracts her attention. As Dixie prepares for her album release and tour, her physical and mental health suffer as her and Noah consider a summer apart.