Robert McCall is a former agent of a secret government agency who is now running his own private crime fighting operation where he fashions himself as "The Equalizer." It is a service for victims of the system who have exhausted all possible means of seeking justice and have nowhere to go. McCall promises to even out the odds for them.

The series follows the lives of the three main characters from their youth into becoming major criminal figures in 1920's America.

The film tells the story of three teenagers, based on real life gangsters Charles "Lucky" Luciano (Michael Nouri), Benjamin "Bugsy" Siegel (Joe Penny) and Michael Lasker (Brian Benben) (a fictional character who was most likely modeled after Meyer Lansky), growing up in New York's ghettos during the early 1900s to their rise though organized crime.

A gang of terrorists tries to hijack a truck carrying plutonium.