Gender: Female - Occupation: A genius top idol and the mysterious phantom thief shaking up the Night PriPara. - Appearance: Tall with silver hair and green eyes, possessing stunning beauty. She maintains a cross-dressing gentleman aesthetic. Wears a flamboyant mask covering half her face, a dark cape reminiscent of the night sky, a white tuxedo, and white gloves. - Goal: She is moving to bring back the Prizennes, the legendary idol teams who lost their memories due to the PriPara system update failure. - Personality & 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 trusts Rei Ando deeply. - Relationships: She keeps this strange game a complete secret, fearing that her precious companions, Fuwari Midorikaze and Falulu, might find out.

- Gender: Male - Hibiki Shikyoin's loyal and capable personal butler. He supports Hibiki from the closest proximity as she disguises herself as Phantom Thief Genius Neo every night. Past History - Abandoned by his parents as a child, he grew up in the Marronnier House orphanage. - He had a twin brother named Boyd whom he admired greatly, but suffered the tragedy of his brother setting fire to the dormitory and deserting (officially processed as death by drowning) at age 8. - To turn away from the painful reality of his brother's death, he devoted himself entirely to butler training, becoming the perfect butler he is today. - While he is Hibiki's perfect accomplice, he sincerely worries for and looks after Hibiki as she carries out her nightly games.