A divorced woman who worked in an office job for many years married a younger employee at the same workplace and left Kotobuki. She and her husband are invited to a party to celebrate her husband's promotion to manager at her colleague's house. However, her husband was unable to attend due to a sudden business trip, so only her married woman was able to attend, but the business trip turned out to be a scheme orchestrated by the manager. Ever since a married woman joined the company, the manager and his colleagues have been targeting beautiful wives.