The company run by Mari's husband fell into debt and Mari had to rely on her wealthy uncle, Toru. Toru paid the bills on Mari's behalf, but in exchange, he asked her to take care of him. Toru is an insensitive man and Mari can't stand him. However, Mari had no choice but to work as a housekeeper for her husband, but while cleaning, she broke an expensive vase. Not realizing that it was Toru's trap, from that day on, Mari was forced to wear an extreme maid's uniform and serve as an obedient creampie pet...