Action Thriller called "Assault on Precinct 13" occur on new year's Eve in Detroit. 13 police station is located in an old building to be demolished, the staff are finalizing the last hours before closing. While the police are gearing up for the Christmas party at the city drops a strong snow storm. Due to bad weather, the authorities send in 13 station, which turned out to be the closest, the prison bus tranSporting dangerous criminals, including dangerous mobster Marion Bishop.
Everything went calmly and company officers, led by Sergeant Rounikom, cheerfully celebrates the new year. But suddenly the unknown criminals masked attack on 13 plot. Their goal is to in any way release Marion Bishop from custody. The only access to the current situation remains join forces with prisoners against the armed invaders.