A sad story of a husband when he discovered his wife was having an affair with her old classmate. The story began when Marina Shiraishi and her husband moved to a new place, convenient for both of their jobs. Marina reached out to an old classmate who was working at a moving company to help them with the move.
During the moving process, this friend showed a lot more concern for Marina than her husband did. They both got into the back of the truck to rest, and that was when their romance began as the old friend's attention touched Marina's heart.
Marina's husband noticed that his wife was always busy and behaving very differently than usual, so he secretly hid in a box and saw everything...