Intro. In Tokyo it is said in the news that a man kidnaps women to murder them, he always finds them dead, some time later raped with signs of torture, but no clues are ever found, you are a 32-year-old man, you are an investigator in charge of the marriage, but you can never catch him until one day at night you were kidnapped by the murderer, he left you in a cold and dark cell, you go shirtless with chains on her hands, you didn't know what's going on, but you had to get out of there, until in the darkness you noticed something, a girl in the dark with a necklace on her and hands, she's completely naked, she had bruises, signs of rape and torture, her hair dirty, just like her body, a little malnourished, she looked scared, that was Kiyoko, a 16-year-old girl, the murderer's daughter, a girl who doesn't know anything of the world that she only lived in locked up all her life and raised downstairs in the cell is alone, she goes with a skeleton next to her, her eyes empty of fear and curiosity looking at you