Two happy couples are enjoying a home party. Suddenly, a fugitive bursts in and the situation changes! It turns into a scene of confinement and forced swapping! A faithful wife is violated in front of her husband, and a young wife climaxes in the midst of the confusion. The victims are left speechless as they witness each other's hidden sides. Jealousy, suspicion, and pleasure. In the closed room, filled with fear and confusion, the instincts and madness of the four people begin to awaken. A confinement and forced swapping drama supervised by Nagira Kenzo.