Pamela Ward

A college student gets into a car crash and becomes a special kind of ghost who can make himself invisible or corporeal at will. He takes advantage of his powers to pursue his fellow female students, during the infamous 'Hog Day'.

A young woman becomes amnesiac after an attack by a hired killer. She's admitted to a mental asylum run by a ruthless doctor who experiments on her patients with a lethal drug, and her attacker just got employed there.