A Bay of Blood (1971)

In "A Bay of Blood," an elderly heiress meets her demise at the hands of her husband, who seeks to seize her wealth. This act of treachery triggers a brutal chain of murders as various relatives and acquaintances scheme to eliminate their competition for the inheritance. The situation becomes even more chaotic when a group of teenagers chooses to camp in a rundown structure on the estate, inadvertently becoming entangled in the deadly conflict. As the body count rises, the tension escalates, revealing the dark depths of greed and betrayal.