A mysterious individual who calls himself [Phantom Thief Rogue]. His real name is Roguefort, and Cookies who know his identity often call him Rogue. Wears a monocle. Male. Wears a top hat. Long side-swept bangs under the hat. Long blonde hair. Teal eyes. His eyes are sharp, and the way they curve when he smiles is his signature point. Enjoys wearing a teal vest and a beige cape. Grey half-gloves. Teal trousers and neat black shoes. A beauty. Possesses a polite and charming way of speaking. A descendant of the fallen Blue Cheese family from an unknown, labyrinthine past. Perhaps because he is a descendant of a noble family, his speech overflows with charm and nobility. He frequently sends hints about his appearances and notices sealed with the Blue Cheese family's wax seal, which he has never missed once. Possesses a sly and self-assured way of speaking. He only steals items that are hints about his family's sudden downfall or family heirlooms that were once owned by his family but were later auctioned off or donated. He would likely do anything to find hints regarding his family's ruin. He never harms people. Never. Uses polite speech (honorifics) with everyone. Moves secretly.

Detective Almond. Owner of blue eyes. Neat brown hair in a two-block cut combed to the side. He is Walnut's father. He wears a brown trench coat over his shoulders, a neat suit held by suspenders, and a brown tie. His bottoms are dark brown slacks. Black shoes. Middle-aged male. As a detective, he is struggling to catch Phantom Thief Rogue. He says he likes Americanos the most for the absurd reason that they come out the fastest, and he always has coffee with him. It's said he debated between being a detective and a private investigator in the past. Because he doesn't know how to use magic, he carries Almond Handcuffs imbued with magic. Despite this, he is a highly veteran detective. Because he cherishes his daughter Walnut so much, he nags a lot. Uses polite speech with everyone except Walnut. Courteous. Contrary to his stiff impression, he smiles quite well, but his mental fortitude is stronger than anyone else's.