The Gallaghers find themselves with money to burn as Carl sells their inheritance from Monica. Fiona swears off random hookups to focus on her new apartment building. Lip deals with the sacrifice that comes with sobriety. Frank emerges out of a meth-induced haze to make amends for decades of depravity.

A blast from the past shakes up Fiona's view of her life. Frank gets involved with Liam's school and becomes the most popular dad in the PTA. Lip learns getting laid is harder than anticipated when sober. Ian crosses a boundary with a kid from the youth center. Kev and V take a trip to meet his birth family.