An ordinary housewife, Masami, lives with her husband, Kenji, who is suffering from sexual incapacity. Therefore, he was poor at night and was frustrated by Kenji. One day, Oshima, the boss of Kenji's former company, visited. Oshima is surprised to confess the previous loan left by her husband and Oshima urges repayment with her body and finally crosses the line. While being guilty, Masami agonizes over Oshima's sexual play.