Frank wakes from a month long coma after being thrown in the lake and finds out nobody came looking for him. Carl gets circumcised because his girlfriend wont give him oral sex. Ian's fireman boyfriend is planning a get together with a female friend and Ian becomes concerned. Lip starts a new job after getting out of rehab.
Frank, ready to disown his family, takes Liam under his wing and starts a new life barricaded on the top floor of the Gallagher home. Meanwhile, Fiona starts running Patsy's Pies on her own terms; Debbie gets into trouble in the stroller business; Ian tries out heterosexuality; and Carl finds himself forced into abstinence.
Kevin, Veronica and Svetlana start a topless maid service; Frank makes new friends at the shelter to replace his family; Debbie's new lifestyle comes to an abrupt end; Carl gets a gonorrhea scare; Ian struggles with a breakup and his mental health; business at Patsy's hits the skids; a new family member and bartender is introduced and he is packing a big surprise.
Out of rehab, Lip ponders his next move. Ian is adjusting to his new career and new prospects. Debbie is "daydreaming". Carl is more determined than ever. Fiona just keeps running in place. Frank's shelter rules are debilitating.
Frank learns that a billionaire philanthropist has bought the homeless shelter and he and his clan can stay. Meanwhile, Fiona gets smart financial advice from a Tinder hookup as Ian struggles with his feelings for Trevor.
Fiona discovers the laundromat is for sale and decides to invest in it. Meanwhile, Frank revels in the good fortune of his latest scam; Ian grapples with mixed feelings about Trevor; Debbie deals with a bombshell; Carl has second thoughts about military school; and Kev and V discover a shocking secret about Svetlana's father.
Fiona considers selling the laundromat when she's faced with renovations and repairs. Meanwhile, Ian deals with the reality that Mickey might be out of prison and on the run; and Kev and V take matters into their own hands after learning of Svetlana's latest betrayal.
Frank and Monica make an interesting proposal to the kids; Fiona sees a new business opportunity; Lip tries to finally get his sobriety under control when he's pressured by a suddenly grown-up Debbie; Ian and Mickey play Thelma and Louise; Kev and V try to start a new chapter after losing the bar to Svetlana.