“Neither of them knew I was hiding in the closet...” After five years of marriage, a devoted husband wants to repay his supportive wife, Yuki Takeuchi. When a beautiful hotel opens nearby, he suggests that she spend one night there alone each month to relax. Yuki happily sends him photos of her room on every visit—until the pictures suddenly stop. When he asks for one, she seems oddly busy before finally sending it. In the corner of the image is a strange man's necktie, prompting him to investigate from inside the suite's closet...