Reiko married a man who was divorced and started a life with his child, Atsushi. Reiko was devoted to doing household chores and trying to build a happy family. One day, Reiko encounters an astonishing event that seems to be a mistake. Isn't Atsushi's crotch, which is relaxing in the living room, surprisingly bulging, and Atsushi messing around with it? Reiko who lost herself to a bulge that is incomparable to her husband ...
