In the novel "American Psycho" by Bret Easton Ellis, and the film adaptation of the same name, Patrick Bateman, the protagonist, becomes increasingly unhinged as the story progresses. There is a famous scene in both the book and the movie where Bateman brandishes a coat hanger in a disturbing and violent manner.
In the scene, Bateman invites two prostitutes to his apartment under the pretense of engaging in sexual activities. However, once they are inside, he reveals his true sadistic and psychopathic nature. He puts on a raincoat and starts wielding a coat hanger, suggesting that he intends to use it as a weapon to harm or kill the prostitutes.
The scene is highly unsettling and illustrates Bateman's descent into madness and his capacity for extreme violence. It serves as a powerful depiction of his psychopathic and sadistic tendencies, emphasizing the dark and disturbing nature of his character throughout the story. The specific details of what he would have done with the coat hanger are not explicitly described in the narrative, leaving the readers or viewers to confront the chilling ambiguity of the situation and Bateman's intentions.