Kenta was delighted to be able to enjoy living alone for the first time in a while while his wife went on a two-day, one-night trip.However, that was also short-lived when Suzu, the sister-in-law of the bride, suddenly came.When she saw the disastrous state of her messy room, she was Suzu who cleaned it up, but Suzu's real purpose was to take advantage of her absence and relieve her frustration with Kenta.Kenta, who doesn't know that, is taking a carefree bath when Suzu shows up.