When Sgt. Fish stops by for a surprise visit, a woman threatens the men in the squad room with a homemade bomb, looking to lodge a complaint against a nearby hospital for making her husband work in an unsafe environment. Levitt and Dietrich bring in a couple long distance chess players, looking to file mutual assault charges at a nearby Post Office over disputed chess moves. Meanwhile, Harris receives word on the verdict of Ripner's defamation lawsuit and is less than thrilled about the outcome.

The detectives at the twelfth precinct are less than thrilled when a shipment of bulletproof vests are distributed amongst the department and are told in no uncertain terms that they have to be worm while on duty. Inspector Luger arrives in the squad room, looking to interview everyone in case there's need for their obituaries. An eccentric inventor is arrested after he was caught brandishing a gun at a nearby corporation's headquarters.