I Am the Ripper

At a crowded apartment party, sultry Horror punk Raphaëlle is pawed by a male guest whom she kicks in the eye in response. When he goes to the bathroom to check his injury, he's attacked and murdered by a mysterious Death like figure in a cloak and skull mask. His body is discovered by a girl whom the killer promptly Decapitation, tossing her head into the middle of the living room which throws the crowd into a panic. The stranger wades through the partygoers, skewering heads and Slashing (crime) away until the guests have either fled or perished. Raphaëlle stays behind and challenges the killer to fight. Meanwhile, the rest of the survivors split up and run to find help, but somehow keep finding themselves back in the apartment. They find Raphaëlle and discover that she had been Spirit possession and transformed into a hellish she-demon.