Ryou and Aya’s bond seems unshakable until jealousy and temptation pull her into the arms of another. Driven by raw desire and emotional confusion, Aya surrenders to a secret affair, and their frantic, heated encounters blur the line between betrayal and longing. As passions ignite, the intense, lustful moments build until loyalties are tested and intimacy turns to bittersweet obsession beneath the sheets.