Today, Atsushi's head is full of erotic thoughts. But he's a monkey who can't control his sexual desire, so there's no way he'll get a girlfriend, and he continues to have no choice but to release his rising desire with his right hand. It doesn't matter who it is, he just wants to do it! Just as his frustration finally reaches its limit and his reason becomes blurred, his mother, Emi, comes into the room. Her swaying big breasts and huge ass that look like they're about to burst. Atsushi sees his mother's body as an erotic body straight out of an erotic manga...