MOMJ-189 Honjo Hitomi, My Brother's Wife Was Cuckolded

The Honjo couple live in an upscale residential area surrounded by rows of offices. One evening, while Hitomi is doing housework, she receives a call from her father. It is a request to look after her husband's younger brother, who has been fired from his company. The couple welcomes their brother-in-law, whom they will be reuniting with for the first time since their wedding, but something seems a bit strange. One day, while her husband is away at work, her brother-in-law takes action...