A 148cm girl with a troubled past runs away from home and spends her days standing alone in an abandoned park. One day, she's targeted by a man with sinister intentions and lured into a suspicious room. There, her helpless body is assaulted and repeatedly raped before being imprisoned. Her cries for help go unanswered as she's locked away in an underground cell, gradually tamed like a pet. The girls' fate descends further into darkness...