Mai, a young girl, was abducted and imprisoned by a man who became obsessed with her large breasts. Her daily life became dominated by his sexual desires, her body used and exhausted endlessly. At times, she was forced into humiliating acts to pay off debts. Ultimately, she was treated merely as a tool for profit, forcing her to question her own existence. The story gains depth through her experiences of fear, sorrow, and helplessness throughout this ordeal.