4: Shameless - Season

The central arc of the season focuses on Fiona's transition from the family's "emotional anchor" to a legal and moral outcast.

With Fiona in legal turmoil, the burden of leadership shifts to Lip, who is already struggling to balance his South Side roots with his new life at Chicago Polytechnic. Shameless - Season 4

: Lip finds himself academically behind and socially isolated until he connects with Amanda, who helps him navigate the collegiate world. The central arc of the season focuses on

: During a birthday party, baby Liam accidentally ingests Robbie's cocaine and suffers an overdose. : During a birthday party, baby Liam accidentally

: After finding stability with a steady job and dating her boss, Mike Pratt, Fiona begins a self-destructive affair with Mike's brother, Robbie.

Frank faces near-certain death due to liver failure, forcing him to seek out a donor from his past.