K3 Prison of Hell is a 2009 pornographic horror film written and directed Andreas Bethmann. It is a spinoff of the 2004 film Notgeile Knastjulen zur Unzucht erzogen, and its 2005 sequel.
Anne is introduced being hosed down and made to strip by the female warden, while Suzanne is forced at gunpoint to have sex with Sub Warden Stevie in the exam room, where all new prisoners are broken in. Anne is placed in a cell, while Suzanne is left in the exam room with a deranged woman. One night, Jennifer happens upon the senior physician, Doctor Bertucci, torturing one of the inmates. Bertucci has stripped the woman and tied her to a bed, and he has her perform fellatio on him in exchange for the antidote to a poison he has injected into her vagina.One morning, the warden watches as Bertucci has a prisoner give him a blowjob, then moves on to another one of her employees who is burying body parts. The warden seduces the man, while Bertucci ties his victim up, and whips her until he grows bored. Back in the jail, Bertucci has his way with the crazy woman, something which Jennifer overhears. ........
Source: Wikipedia