In a dramatic conclusion to the season, the group descends on Treasure Island for a night of music and mayhem. Scheana performs live for the first time with her band. Katie clashes with Jo over a year's worth of grievances. Ariana takes Dan to lunch with her friends, but things go awry when Scheana brings up her recent encounter with Sandoval. The fourth wall is left shattered when Tom approaches Ariana for a conversation, igniting a chain of events that threatens to rewire the group's friendships forever.