Former boxer Bradley is at a turning point in his life after losing his job as a car mechanic and his marriage falling apart. She can't find any other way but to work for an old friend who works as a drug courier. His situation improves at first, until he is caught between his brutal friends and a group of cops in a shootout. When things calm down, he finds himself inside the prison. His enemies force him to use violence, which turns the prison into a brutal battlefield.