Assistant Inspector Hajime Yamada has reached a point of utter hopelessness after losing his daughter. The task of sealing illegal prostitution rings offers him no solace. However, his encounter with a young girl, Shiori Umino, who bears an uncanny resemblance to his deceased child, offers a glimmer of hope. Shiori is a troubled teen running away from home and selling her body to survive, but her reasons remain undisclosed.