Frank's business takes a turn for the worse, sending him on the run through the Great White North. Ian's run-in with a minister brings about some unexpected allies. Meanwhile, Fiona tries (and fails) to fit in with Ford's group of friends, Carl's new girlfriend suffers separation anxiety and Lip must decide whether to tell Sierra about Charlie's past.

Ian's fame in the LGBTQIA community explodes but the sudden surge of 'followers' may be more than he can handle; Frank, however, finds a way to cash in. Meanwhile, Fiona struggles with her conscience when she learns about a worker who fell off her roof and Lip realizes his relationship with Professor Youens may not have been as special as he thought.

Fiona's homeless tenants barricade themselves inside her apartment. Lip takes in a terrified Sierra and Lucas when her father is released from prison. Meanwhile Ian, despite warnings, provides sanctuary to a runaway teen, Frank considers his retirement and Debbie must choose between paying for school and paying for surgery to keep her toes.

Fiona taps deep into her Gallagher roots to get the homeless family out of her apartment and dismiss their lawsuit. An explosive incident sends Ian and some of his followers into hiding from the authorities. Meanwhile, Lip makes a difficult decision in order to have the life he really wants, Carl looks for a way to go back to school without upsetting Kassidi, Debbie considers letting Derek back into Franny's life and Frank makes plans to take advantage of Liam's rich friend. Season finale.