A military weapons manufacturer creates a chemical weapon that causes victims to become blood-lusting killers. A lab accident causes the building to go into lock-down and the employees are trapped inside with the crazed killers.

Detective John Davis becomes enraged with the failing justice system. Davis reaches his breaking point, resigns from the police department, and decides to take justice into his own hands. Detective Michelle Reyes, from the D.A.'s office, begins investigating the sudden disappearance of suspected criminals. Reyes now must track down this former cop and put an end to his reign of Violent Justice.

After his wife is brutally murdered, a man takes to the streets and into the criminal underground to find her killers and exact revenge.