Shameless - Season 4 Guide

: Ian returns after going AWOL, exhibiting erratic and hyper-sexualized behavior that the family eventually identifies as bipolar disorder, mirroring their mother Monica.

: To prove his commitment to Ian, Mickey publicly comes out as gay during a bar brawl at the Alibi Room, marking a massive departure from his previously repressed, violent persona. Frank’s Mortality and the Arrival of Sammi Shameless - Season 4

: Lip finds himself academically behind and socially isolated until he connects with Amanda, who helps him navigate the collegiate world. : Ian returns after going AWOL, exhibiting erratic

Frank faces near-certain death due to liver failure, forcing him to seek out a donor from his past. : Ian returns after going AWOL