Harris and Dietrich bring in a suspect after he was caught robbing the police vault, looking to reclaim his television that was previously stolen. After Wojo and Luger bring in a suspect who was arrested using an antique gun during a holdup, Wojo shares his concern to Barney that his colleague might be going to extremes to end his life after he was demoted. A collector finds himself in trouble when his stash of antique guns that were previously stolen are being used in a rash of attempted robberies.

On the eve of an anti-nuclear rally, Dietrich and Levitt have a disagreement over the safety and effectiveness of nuclear power. Harris learns from Barney that he is unable to afford his condo. Dietrich and Wojo bring in a man who won a state lottery who caused a riot by giving away his winnings by throwing the money out of his apartment window.