Now that they're living together, Fiona struggles to accept the new "boring" Jimmy. Frank wakes up in a place completely foreign to him. Lip is sentenced to community service. Baby Hymie keeps Jody and Sheila up all night.
Fiona has second thoughts about loaning money to Meg; and a drunken Frank staggers home, where no one wants him, until he proves to be the only one who can quiet fussy Baby Hymie. Meanwhile, Lip's community-service encounter with a North Side youth group gives him a moneymaking idea, while Kev's wife returns with her son Kyle and Frank puts in a call to child services.
Frank tells Carl he has cancer so he can scam a charity foundation. Fiona is blown away by what she's asked to do to get a job as a cashier. Lip leads a crusade to hunt down pedophiles in the neighborhood - until one of the offenders turns out to be a she.
Carl says his goodbyes as he heads off to cancer camp, but he isn't pleased with the camp's activities. With Frank on babysitting duty, Sheila wants to introduce Jody to "toy time" and Frank agrees to be Jody's sex coach. Fiona attempts to unite her coworkers against their boss. Lip and Mandy rescue Mandy's half-sister, Molly, from foster care. Jimmy learns his parents are getting divorced and his dad is a gay.
The city of Chicago gives notice that they're doing work on the sewer main. The problem? Aunt Ginger's bones are still buried in the yard and Frank needs to find her before the city does. Meanwhile, Fiona is picked on at work for not satisfying her boss. When Fiona fails to provide the support Jimmy needs, he turns to Este. Molly learns that she's a boy and Ned asks Ian to rob his wife's house.
The Department of Family Services hauls the Gallagher children away, leaving Fiona desperate to get them back. With Monica nowhere to be found, Fiona is forced to find Frank and get him to make a "Father of the Year" appearance in court. It all goes well until Fiona discovers that Frank's not the solution to her problem - he's the cause. Meanwhile, Kev and Veronica recruit V's mother as a surrogate and Terry catches Mickey and Ian in a compromising situation.
Knowing that Frank is the real source of her problems, Fiona makes a bold decision regarding her future with the kids. All she needs is a full-time job and a house, so she and Lip set out to forge Aunt Ginger's will and to find a dead body to go with it. Debbie and Carl continue to deal with their foster homes. Frank prepares for his court appearance by getting sober. Timmy Wong and his mother arrive at Sheila's to take Hymie.
The family gathers for the real Aunt Ginger's fake funeral. Frank's cousin Patrick attends and the family conspires against him over Ginger's will. With Hymie gone, Sheila no longer needs Frank as a nanny - so he needs a new place to stay. Kev and V continue trying for a baby.
Fiona starts a new office job but has a hard time fitting in with the corporate culture. In an attempt to get medical coverage, Frank inadvertently becomes involved in the gay rights movement where he meets Abraham Paige, a powerful activist.
While Fiona's job has brought structure into her life, things fall apart when Jimmy drops a bomb on her. Frank enjoys his newfound celebrity as the face of the gay rights movement but discovers there's even more money to be made (and sex to be had) by switching teams - again.
Fiona realizes that Jimmy isn't on the same page when it comes to moving the family to Michigan, she decides whilst they are basically homeless to take the kids camping. Carl takes pity on Frank and invites him to stay with them for the night, but their idea of burgling people doesn't work out as planned. Ian tries to stop Mickey from going through with the wedding. Mandy tries to keep Lip's attention away from Karen.
Fiona and the family prepare a surprise high school,graduation party for Lip. Frank wins a bet and uses the winnings to take Lip out for lobster and some quality father/son time.