Beaumont is struck when Lutz pulls a gun at Walsh's diner. While investigating, Walsh and Schraeger uncover Lutz and Cole's past connection. Elsewhere, Banks and Delahoy get help from a clairvoyant passenger when they investigate a rash of bus robberies.

Alvarez takes over while Sergeant Brown is away. Things go south when Alvarez releases Bo Keebler, a man who recently tried to rob a Chinese restaurant, into the custody of U.S. Marshall Foster. Casey Alvarez, and Walsh discover information that suggests Foster isn't exactly who he claims to be after the precinct receives a bomb threat. Banks tries to stay in his apartment until after his 43rd birthday to keep from being killed.