Grammy Gallagher shows up on a medical furlough and tries to track down a former meth lab protege that owes her money; Sheila plans Karen’s wedding reception; Fiona double dates…

Frank tries to claim Eddie’s insurance benefits and pension, despite being a prime suspect in his death; Fiona attends a ritzy wedding with Richard and lies about her background; Lip…

Fiona deals with the consequences of sleeping with Craig when his angry wife shows up at the door; Debbie develops a stress-rash and Fiona wonders if she’s putting too much…

Fiona hopes her moral compass isn’t leading her astray when she reconnects with her married high school crush, but when she finds an abandoned purse with over five hundred dollars…

As Sheila conquers her agoraphobia, a worried Frank finds a new financial plan in fellow bar patron Dottie, whose declining health and city pension make her an ideal match; Fiona…

Fiona spends her summer with a new guy and bartending, while Debbie runs a daycare at their home. Meanwhile, Kevin realizes his extended weed-growing left him with a huge electrical…

Steve tries to convince Fiona to skip town with him now that his true livelihood as been discovered; Frank and Karen’s secret is revealed, forcing Frank to go into hiding;…

Monica comes back when Frank needs her to sign documents and decides to take Liam with her. Meanwhile, Steve and Fiona move together.

Sheila fears to lose Frank when he gives up drinking. While Lip suspects their dad hasn’t changed, Debbie and Carl enjoy having Frank back in their life. Meanwhile, Fiona tries…