Shota lives in a single-parent household, and his father is often away, so he orders food delivery. The woman who delivers the food has beautiful big breasts. Shota is captivated by the woman's breasts, so he calls the same woman again. Shota invites the woman, who is sweating because she is lonely without her mother, to take a bath with him. As they wash each other, his penis starts to grow bigger and bigger, and he asks the woman to treat it. He even inserts it into her vagina, pretending that it was an accident. In fact, the woman is also a gravure model. He uses the excuse of practicing for a photo shoot to play naughty pranks on her as much as he wants. Don't miss the sex with the woman at night when he stays over.