When a street drug turns junkies into an army of zombies, a man named Hunter finds himself with nothing but a beat-up car and a trunk full of guns and booze, until he stumbles across a small band of survivors.

In the 1970s, old gangster moll Lou Rolfe is confronted with her involvement in the St. Valentine's Day Massacre orchestrated in 1929 by her former husband, Al Capone's main hit-man, Jack McGurn.