Rhodes and Zanetti race to save a member of Firehouse 51; April's brother struggles during his first day at the hospital; a woman saved from a burning building leads to a bigger mystery.
Tommy Caffee's brother returns from being on the lam; Tommy's wife, Eileen, deals with her demons via drugs and alcohol.
Michael and Pete force a local merchant to sell them her store; Tommy tries to stop a new highway; Eileen is unhappy.
Treasury agents raid Rose's house during Sunday dinner; Michael frames Moe for murder to take revenge for bad information.
Tommy draws closer to Judd Fitzgerald; Eileen's lover breaks things off; Michael struggles with the changes in The Hill.