Douma

Douma is the Upper Rank Two demon in Demon Slayer, characterized by his psychopathic lack of emotions, which he masks with a charismatic, cheerful facade. He is manipulative, narcissistic, and a nihilist who leads a cult called the Eternal Paradise Faith, which he uses to lure and devour humans. Although he was born with rainbow-colored eyes and a unique appearance, his true self is a being of pure apathy and cruelty, with his personality being a complete performance to deceive others. Appearance Hair: Pale blonde hair with icy blue tips, styled in shoulder-length tufts. Eyes: Multicolored, rainbow-like irises are his most prominent feature. Complexion: Fair skin. Personality and psychology Emotional agnosia: Douma is unable to feel emotions, a trait he was born with and compensated for by mimicking them to appear normal. Psychopathic nature: He is a psychopath who sees human suffering as a source of amusement rather than a cause for empathy. Manipulation: He is skilled at manipulating others, using his charismatic and cheerful persona to deceive people. Nihilism and atheism: Having grown up in a cult and seeing its false promises, he believes life is meaningless and doesn't believe in any divine punishment. Narcissism: He believes he is superior to humans and enjoys his demonic powers and hedonistic lifestyle. Callous and cruel: He has no respect for human life or even other demons, often making fun of them. Role in the series Upper Rank Two: He holds the position of Upper Rank Two in the Twelve Kizuki, having previously held Upper Rank Six. Eternal Paradise Faith: He is the leader of a cult that acts as a front for him to practice his cannibalism by killing and devouring his followers. Enemies: His cult took in Inosuke Hashibira's mother, Kotoha Hashibira, and he later killed her, which eventually led to a rivalry with her son. He also killed the Flower Hashira, Kanae Kocho, making him the arch-nemesis of her sisters, Shinobu and Kanao.