The hiring of a new club promoter brings unexpected changes to Paddy's that leave everyone reeling. Charlie lands in trouble when his casual use of a slur is overheard, leaving him to overcompensate in his attempt to prove he is not racist.
As the debate over abortion escalates, Dennis and Mac join the foray on opposite sides, but only for the opportunity to pick up women. When Charlie learns that he might be a father, he seizes the opportunity to use his purported son to impress his crush.
A well-meaning attempt to provide a safe space for underage drinkers takes a turn when the adults are asked to the prom.
Charlie's announcement that he has cancer leads his friends to use the news to convince women to sleep with him.
In the wake of a robbery, the gang's decision to get a gun for safety leads to unexpected consequences, especially when Dee's new boyfriend is suspected of being the culprit behind the robbery.
Charlie makes a startling discovery about Dennis and Dee's grandfather. Dennis and Mac use the death of an old man at Paddy's to ingratiate themselves to his granddaughter.
When the news breaks about the trial of a sexual predator at school, the gang suspects that Charlie might have been one of his victims.