You searched for: “necrophilist
necrophile, necrophilist (s) (noun); necrophile; necrophilists (pl)
In psychiatry, a person who is morbidly attracted to corpses; also attributed and figuratively, a morbid fancy for the dead, or for contact with dead bodies: Jack had a friend who was a necrophile and obsessed and fascinated with someone's departure, cadavers, and corpses.