During the scorching hot summer, Sayuri was practicing her serve in the gym. In preparation for the moms' volleyball tournament, she stayed after class and trained with her coach, Umeda. Sayuri may look plain, but she has a G-cup bust and is an ultra-carnivorous wife... a good woman who eats a lot of food and men. Then one day, Umeda confessed to Sayuri that she had been bullied by a tall woman. It should have been traumatic, but Sayuri didn't miss the moment Umeda's crotch moved. The next day, Sayuri called Umeda and asked, "Is this really what you wanted me to do?" as she sat on his face, stepped on him, and teased him, causing Umeda's crotch to swell...