Aoi, an office lady who was dispatched to a home appliance manufacturer, is astonished as soon as she joins the company. Surprisingly, in this company, the male employees have turned into "human urinal robots" that accept excrements such as urine, feces, saliva, and menstrual tampons from female employees. Even the salesman who came to sell the product is called "tea" and made to drink urine, and "If you want me to sign a contract, do as I say."