When Fish returns to the twelfth precinct to fill out some paperwork for his pension, he assists his former colleagues in locating the corpse that was kidnapped from a nearby mortuary.

With the city experiencing a blizzard, Barney and the detectives are currently having to deal with a suspect dying while in custody and the coroner's office unable to come and retrieve the body. Dietrich and Harris arrest an eccentric man who claims the world is about to end with an upcoming ice age.