The Beast Kills in Cold Blood

A cloaked figure sneaks into a specialized psychiatric clinic and murders a female patient. Meanwhile, various sexual relationships are revealed. The mysterious killer continues his murderous rampage: he beheads a nurse with a scythe, pushes a driver into a spiked "iron madam," strangles an elderly female patient, murders a nymphomaniac with an axe, and shoots a lesbian with a crossbow. Dr. Clay and the police set a trap, using a beautiful female patient as bait. However, they were unprepared for what happened next...