Tetsuo lives alone while working at a delivery company. Quiet and with few friends, Tetsuo is always at home alone, but one day he hears the voice of Nanako, a young wife arguing with her husband next door. Nanako is troubled by her unemployed husband's repeated abusive behavior, and Tetsuo sympathizes with her. One day, Tetsuo is brought to a strip theater by a colleague. Tetsuo watches blankly, uninterested, until she suddenly appears on stage with a dazzling smile on her face - the young wife next door, Nanako, who always looks sad...