"Ryoichi," who worked as a professor at a university until retirement, married his student "Michiru." Despite Ryoichi's erectile dysfunction, which was not satisfying for the young Michiru, she had no particular complaints because she loved him. One day, Ryoichi was struck by a mysterious illness and suddenly lost his vision. In exchange, his hearing became sharpened. Falling into despair, Ryoichi thought, "I want to hear my wife's moans that I don't know about," and came up with a plan...
