Yasuhiko, whose company he had been running went bankrupt, and his wife Sumiko, having also lost their place to live, moved into her parents’ home. A friend from their high school days, Yoshiko, came to visit them with her husband Akira. Through Yoshiko’s introduction, Sumiko comes to work part-time. Meanwhile, Miho, who had been Yasuhiko’s lover, appears. Yasuhiko ends up sleeping with her. On the other hand, Sumiko finds her feelings for Akira, who shows her consideration, resurfacing, and she desperately tries to shake them off. However, when Sumiko learns of the adulterous relationship between Yoshiko and the company president, Ehara…