An underworld kingpin's past catches up with him when he returns to London, igniting an explosive chain of events which ends in revenge and murder.

A group of friends looking for a weekend of fun mistakenly cross paths with the Bone Breaker, turning their trip into a fight for survival.

With the U.S. on its knees, suffering from complete societal collapse and rampant anarchy, the nefarious Weyland Corporation has created a vast and impenetrable prison-city called "The Sprawl", where more than 400,000 inmates are lef