As Charli and her new guy friend face harsh rumors, she makes some exciting moves as she turns 18—both in her love life and with her music. Dixie prepares for her album launch and live performance, but anxiety threatens two years of hard work.

Mysterious tensions are brewing within family dynamic. With Dixie in her single era, Charli and Landon search for a suitable suitor, but Dixie struggles with a new mental health diagnosis that could derail all her relationships.

Dixie parties with her team in Nashville, as she tries to get her mental health and music career back on track. With Dixie gone, Charli questions if they should continue to live together as she heads off to the Grammy's with Landon.