Frank returns, disrupting life; Lip attends college; Ian is missing; Fiona tries to connect with Debbie and Carl.

Fiona begins to enjoy the perks of living life just above the poverty line. She uses her newly activated health benefits to take the kids for checkups. However, when a road rage incident damages the company car, Fiona tells a much bigger lie about how it happened. Meanwhile, Lip seems to have lost his mojo as he struggles in school and with the ladies.

Frank stalks his previously unseen daughter, Sammi, and is surprised to find out she has a son, Chuck. Meanwhile, Fiona and Mike are getting serious. Also, Carl begins stealing dogs and holding them for ransom so that he can earn some drug money for Frank. Sheila has her first successful online date with Native American cowboy Roger Running Tree.

Guardianship duties fall upon Lip - who gets some unexpected assistance.

Fiona is hauled off to a correctional facility. Amanda’s parents bribe Lip.