Fujun Group Kouyuu

A young man finds himself entangled in a complicated web of relationships with the women around him. His friend's girlfriend harbors a secret interest in him, while another woman enjoys a private pleasure that draws him in. A forceful girl intervenes in his life, and the manager of a local shop has important matters to discuss with him.

As he navigates these interactions, he faces dangerous responses and the manager's lewd imaginings. An invitation to an indecent encounter leads to a threesome, where he must serve two women simultaneously. Their impure friendship becomes the center of a tangled, erotic dynamic.