A Honjo couple moves to the suburbs to start a business. Wanting to make ends meet, his wife Suzu applied for a part-time job at a delivery company. Although Ozawa, an older veteran driver, teaches him how to do things, he ends up being threatened after extreme sexual harassment... However, the affair between Ozawa's wife and Suzu's husband is discovered, and the two begin to indulge in lust in order to fill the hole in each other's hearts.
