The existence of a stepmother who is close yet distant... This is full of their lewdness! All 8 episodes focusing on the relationship between stepmother and son. A stepmother who became pregnant with her son's child, a stepmother who is forced by force, a stepmother who cannot stop dealing with the sexual desire of her son with a criminal record, etc. A lewd and obscene mother-son relationship that is secretly unfolding in the shadows of society is fully recorded! The ambiguous relationship of having no blood ties despite appearances, evokes extraordinary excitement!