Wasp in the Opium Flowers: A Novel

Steven is the worst form of human scum.
But it's not all bad; he accepts it. He accepts that he has an adoring girlfriend and yet, despite that, still cheats on her with dating app "leads," as he so calls them. He accepts his addiction in maliciously upsetting others, intent upon producing uneasiness and outrage. But can the people that he encounters accept him?

Mix the cutthroat persona of American Psycho's Patrick Bateman, the journey similar to Knut Hamsun's Hunger, and with the attitude of Henry Miller's Tropic of Cancer, and what you got is the story of Steven, WASP IN THE OPIUM FLOWERS.