After her husband disappeared, his presence in Ayako's heart had nearly vanished completely. With no one left to rely on, Ayako was forced to return to her father-in-law's home and live with him. However, she gradually began to feel uneasy under his cold demeanor and eerie gaze. The father-in-law harbored an intense obsession toward Ayako, growing unable to tolerate simply living under the same roof. His fixation spiraled out of control, turning into a desire to dominate her completely. One day, he suddenly attacked, determined to claim both her mind and body. Trapped in terror and suffering, Ayako is thrust onto a new, inescapable fate.