Sybil Danning in Theyre Playing with Fire 1984

During the opening sequences, a college student is seduced by his college professor. After that, it is disclosed that her husband has concocted a devilish scheme to steal millions from an inheritance fund run by his dotty grandmother and totally nasty mother. However, all of that is cast aside for the goings-on of a masked lunatic who is slaughtering the cast in best Jason style.