The kids at Bonejack High get more than they bargained for when sexually repressed teacher Prudence makes a deal with the devil, turning into an erotically charged tempress in this secretion-soaked final chapter of the FILTHY McNASTY quadrilogy!

Horny demons D’artagnan and Gillyweed wreak havoc on unsuspecting teenagers during an epic blood-drenched party, until FILTHY McNASTIEST survivor Clavell arrives with his magic hammer to banish the evil once and for all...