Some say that life in prison is hell on earth. Now.. Hell has returned and so has the nightmare for correctional officer Joel. A cult leader Charlie Zander is caught & imprisoned before killing his 7th victim in a blood ritual. When Charlie finds his final virgin in prison all hell breaks loose. A plague sweeps the facility infecting the entire prison with demons who bleed acid blood . Now it's up to Joel and a toothless criminal meth-head to break out of prison and stop the demonic force in this "Demons" franchise sequel where the nightmare gets imprisoned.