Wife Mako reunites with Oki, her husband's junior colleague from the past, stirring deep emotions. Oki has secretly admired Mako for years, and fueled by alcohol, he passionately pulls her into his arms. In the room where her husband lies passed out drunk, Mako is forcefully taken—overwhelmed by shock and confusion, yet consumed by unexpected pleasure. The intense sensation penetrating deep within her gradually overtakes her mind. Torn between guilt and desire, Mako finds herself helplessly drawn to Oki. And when Oki comes to her home again…