She’s super vain and compulsive. She takes an hour in the book explaining his morning beauty routine. Fitness and skin care are her top priorities. He gets euphoria from her brutal acts of violence and gets a sick kind of pleasure from idolizing freaks like Ted Bundy and Ed Gein. She has Manipulative charisma Batman is an investment banker and serial killer. She is a businessman in the 1980s who lives in Manhattan and works at Wall Street.