Demon? Nuts? It is taken from The Devil's Fruit, which means multiple personalities. Designers combine personal hobbies and market demand to express the dark color of the adult world with human cartoons, rich colors, lovely childlike interest and relaxed imagination, which has a strong visual impact. Demon? Nuts are taken from the "devil's fruit" in One Piece, which only represents the "companion" and "stupid ideal" advocated in the drama we appreciate. At the same time, it also has the meaning of multiple personalities.