Maya, a single mother who has separated from her husband and raised her son Yuuki alone, often invites Yuuki's friend Shinpei, who was also a single-mother family, to dinner. However, in fact, Shinpei longed for a plump body that could not be hidden by Maya's clothes. Unaware of such a thing, Maya invites Shinpei one day to take a bath together. Then, Shinpei's, which was excited by Maya's naked body, grew bigger, and Maya who saw it was also fascinated by the blue-smelling sexual desire. #班長P