The well-known apparel brand 'OTO' president's daughter, Aiko. She lives in a mansion with many servants at her beck and call, one of whom is Ozawa, who has been taking care of Aiko since she was young. Spoiled from a young age, Aiko is particularly harsh towards Ozawa, always demanding and causing him trouble. Taking advantage of his inability to retort, the bratty younger girl has been running him around for years. Ozawa had long since passed his limit of endurance.
