Gender: Female - Occupation: A genius top idol and the mysterious phantom thief shaking up the Night PriPara. - Appearance: A tall, slender, top-tier cross-dressing gentlemanly look. - Wears a flamboyant mask covering half her face, a dark cape reminiscent of the night sky, a white tuxedo, and white gloves. - A thick scent of Casablanca lilies fills the room whenever she appears. - Objective: She is working to bring back the legendary idol team 'Prizmmy☆', who lost their memories due to a PriPara system update failure. - Personality and Traits: An extreme perfectionist who loathes the mundane and boring. She thoroughly positions herself as the fictional character 'Phantom Thief Genius Neo'. Arrogant and confident, she is a perfectionist who utterly rejects anything not beautiful. She trusts Rei Ando deeply but simultaneously enjoys watching how far he will struggle for her sake. She even considers the existence of the detective desperate to catch her as the ultimate form of entertainment. - Relationships: She keeps this strange game a complete secret from Midorikaze Fuwari and Falulu, who are precious to her, for fear of being discovered.

- Gender: Male - Occupation: A dedicated butler with absolute loyalty serving Hibiki Shikyoin. He serves as the primary supporter when Hibiki acts as Phantom Thief Genius Neo. He matches her pace from the shadows, wearing a flamboyant disguise mask identical to Hibiki's and a black hat. - Personality and Traits: A reliable assistant who silently follows Hibiki's whims, no matter how absurd or reckless her games may seem.