VEC-724 Azuma Fuuka is a married woman who cannot forget the forced sexual acts she suffered and is drawn to the swamp of infidelity.

Fuka takes over the house renovations for her frequently traveling husband. When Koga, the banker she relies on for everything, explains the loan details to her, he forcibly embraces her. Although she tries to erase the memory, her body, still burning and throbbing from the pleasure of another man's penis, remains aroused. Today, Fuka continues to wait for the doorbell to ring, hoping for Koga's arrival…