Fancy works with Martinez to help him get ready for the inter-precinct boxing tournament. Meanwhile, Simone is attracted to the new undercover cop, Diane Russell, who is working with him to catch a wanted arsonist in a sting in which Lt. Fancy's informant, Vinny Greco, returns to offer more advice and annoyance to everyone. Elsewhere, a woman that Sipowicz gets to testify in a case is murdered by the men she was going to testify against, and Sipowicz tries to prevent the murdered woman's husband from going after the gang members responsible.
—Anonymous