Skin to Skin(1970)

Skin to Skin is a psychological thriller that follows Nicki, a woman plagued by unexplained nocturnal disturbances. When she seeks medical help, her doctor's investigation into her past uncovers a disturbing connection to her twin sister Karen. As both women are stalked by a knife-wielding predator who operates under cover of darkness, a shadowy link emerges between the killer and an eccentric antiques dealer. The film weaves together mystery and dread as Nicki and Karen confront the sinister forces closing in around them, forcing them to uncover long-buried secrets that may hold the key to their survival.