Tommy's relationship with Sheila is discovered by the guys, who handle it in a traditional way. Elsewhere, Tommy tries to avoid getting pummeled by the cops, as the FDNY-NYPD hockey rematch looms.

Janet needs money to cover house repairs and Tommy turns to Uncle Teddy for help. Also: Franco's father has a stroke, and Franco has trouble raising his daughter alone.

Tommy tries to bring order to the chaos of his life, and pulls dangerous stunts on the job. Also, Lou tells his wife that he cheated on her.

Tommy struggles to help Janet financially, and has to turn to his Uncle Teddy for assistance. Meanwhile, the new female firefighter tries to fit in while the guys try to drive her out.

Tommy finds out Janet is keeping a secret from him, and tracks down the man responsible for Billy's death. Meanwhile, the squad gets a female firefighter.

Tommy tries to deal with his father's odd actions and defends Colleen's behavior to Janet. Meanwhile, a wager is launched among the fire crew.

Tommy takes time off and builds a deck for his neighbor, who offers advice that prompts Tommy to attempt reconciliation with Janet.

Tommy gets closer to his goal when he persuades Janet to leave Roger, but loses ground when she stumbles onto his latest romance.

An experience with his father causes Tommy to address the state of his broken family, while Chief Reilly comes to terms with a secret in his family in order to save his job. Elsewhere, Franco deals with the aftermath of a freak accident.

Tommy and the widow of his cousin Jimmy go on a "friendly" date, which becomes something more when she makes a move on him; and Franco's ex-girlfriend claims he's the father of her 5-year-old daughter.

Chief Reilly faces the consequences of his altercation with an openly gay fireman; Tommy faces the repercussions of a prank.

Tommy Gavin launches a campaign of dirty tricks against his wife's new boyfriend, and a retired fireman announces that he's gay in a newspaper article, sparking strong reactions at the firehouse.

NYC fireman Tommy Gavin is haunted by the ghosts of comrades he lost on Sept. 11, 2001.