When Danny is charged with using excessive force, Frank must decide whether to stand up for his son or for the reputation of his police force. Meanwhile, Jamie hits it off with a beautiful doctor after bringing a homeless man into the hospital, and Eddie can't hide her jealousy.

Frank and Danny are determined to put away an international felon who repeatedly manages to walk away from murder charges, but they struggle to come up with the necessary evidence to earn a conviction. Meanwhile, Erin debates going into private practice when she looks into college costs for Nicky, and Danny butts heads with his new boss.