He is a TIR competitor and former motocross champion competing for money to buy his daughter Katey a drug named Zombrex, which would keep her from turning into a zombie. After Katey dies during the outbreak, Chuck is driven to insanity, becoming a psychopath hell bent on protecting a doll lookalike of Katey, unable to accept she was dead and getting Zombrex no matter the cost.

Chuck Greene used to be the former hero of Fortune City, until he went insane and psychopathic and decided to drink.