18-year-old Rin is a normal college girl who lives an ordinary life while caring for her mother. Inspired by her nurse mother, she has decided to enroll in a vocational school, and finds comfort in casual after-school conversations with her classmates—small moments that bring her a quiet sense of happiness. However, her mundane daily life is suddenly shattered by an unknown hand. She is kidnapped and held captive by a group of unidentified men, plunging into a seven-day tragedy. Drugged into unconsciousness, she is subjected to repeated assaults and relentless confinement. A terrifying descent into horror lurking beneath everyday life unfolds, delivering extreme experiences beyond the ordinary. This is the harrowing ordeal that etches itself into her mind and body.