After working as a drug courier and getting into a brutal shootout with police, a former boxer finds himself at the mercy of his enemies as they force him to instigate violent acts that turn the prison he resides in into a battleground.
Caleb, a former government assassin in hiding, who resurfaces when his protégé, the equally deadly killer known as Banshee, discovers a bounty has been placed on Caleb\'s head.
