Ten years ago, Mami lost her mother and lived alone with her father, enjoying peaceful and happy days. However, one day, her life took a drastic turn when she was suddenly attacked by Tanuma, a serial rapist. Yielding to his threats, she was forced to let him invade her home, completely shattering her daily life. As Tanuma continues to occupy her house, she endures repeated sexual assaults every day, silently carrying inner turmoil she cannot share with anyone. A gripping story unfolds, depicting how her loneliness, fear, and emotional wounds grow deeper over time.