Honoka, a chaste wife who lives as a married couple, has a full-time part-time job five times a week.However, Honoka was spending days being called to the public toilet by a middle-aged man at her part-time job, a secret from her husband, on her way home from work. "Mr. Tsujii, it looks like we'll be able to do something about the hourly wage increase..." Part-time wife who is invited by such words and is multi-purposed in the station toilet.Her husband, who doesn't know anything about her, was obediently pleased with her wife's increase in hourly wage, but her wife gradually fell physically and mentally due to her daily actions.