A mother who came to her son who lives alone. In fact, it was the mother who was lonely because her son was separated from his parents. And the son's pheromones emitted by the mother's female pheromones gave rise to sexual feelings that he had never thought of. The forbidden door to pleasure opens, putting an end to the humble life up to that point. A mother who is squid while being excited about a forbidden relationship and is more disturbed than usual. The forbidden SEX scene in the narrow son's room is full of immorality and tension that former director Kitano sticks to. [* There is some disturbance in the image and sound]