Frank milks his injury for all its worth as Debbie, now the self-elected leader of the Gallagher family, cooks up a scam of her own. Lip and Tami get a surprise. Carl returns home from military school and Liam faces an identity crisis.
Feeling the pressure from Debbie, Frank sets out to make money to keep his place in the house, but Mikey has bigger plans for him. Lip is overwhelmed by the demands of a newborn, and Carl learns more about his mysterious new coworker at Captain Bob's. Ian and Mickey struggle to keep the romance alive in prison.
Liam gets to know his newfound family members as Frank revels in his new position in the Gallagher house. Lip looks for support as the pressures of fatherhood take their toll. Ian and Mickey make a decision about their future, and Carl tries to woo Anne despite Lori's efforts to get in his way.
Frank and Mikey set off on a day of adventure around the city in pursuit of Mikey's dreams. Debbie discovers a new way to make money in the midst of a strike as Lip leans on his new friend for parenting advice. Carl gets more than he bargained for when he offers to help Anne. Liam grows suspicious of his seemingly perfect mentor.
Frank hatches the idea for a new scheme when an unexpected visitor shows up at the Gallagher house. With Tami back in the house, Lip struggles to give up control of Fred. Debbie's fight for child support escalates and Carl tries to juggle multiple romantic prospects. Ian returns home and is immediately thrown in with a corrupt parole officer.
Frank and Liam get wined and dined by potential baby buyers. Carl comes up with a strategy to protect Anne's family business, and Ian gets on Paula's bad side. Backed into a corner, Debbie fights to protect Franny from Pepa. A figure from Kev's past makes him reconsider his childhood.
Carl embraces his civic duty while Debbie searches for her next payday. Frank meets the woman of his dreams, and Ian and Mickey get roped into a dangerous scam for Paula. When tragedy strikes at the Alibi, Kev and V go undercover to find new customers.
Debbie weighs the pros and cons of a new career path. Frank uncovers the truth about Faye's living situation. A miscommunication between Ian and Mickey has disastrous consequences and Lip and Tami disagree over who should be taking care of Fred.
Frank goes back in time to uncover his connection to Faye, as Debbie's day with Claudia's daughter goes awry. Carl takes extreme measures to toughen up his new group of cadets. Ian struggles to connect with Mickey after their blowup.
An incident in the Tamietti family presents Lip and Tami with a new opportunity. Faye's betrayal lands Frank in front of a judge. Mickey's antics drive Ian to online dating. Carl makes an unexpected discovery at his new job.
Frank finds a cushy place to make his new home. Lip gets cold feet when Tami moves forward with a plan for their future. Ian sees a new side of Mickey, and Debbie's love triangle reaches a breaking point.
Liam out-Gallaghers Frank, Lip works to convince Tami to stay in Chicago with their baby, Debbie turns over a new romantic leaf and Kev's new business takes off, but V wonders where the money is going.