It's 1930s Chicago. Inferno, a mysterious figure using flame as a lethal weapon, seeks to depose "Bull" Logan as crime boss of Chicago. A series of bizarre attacks rapidly thins out the ranks of the gang leader's trusted lieutenants. In an attempt to distract the police, Logan begins his own war of terror while he begins searching for the mysterious fiend.
The mysterious masked crime fighter, The Eclipse, takes on both sides to stop the threatened bloodbath.