Decades ago, Sei was raped and gave birth to an unfortunate child. She took responsibility for the girl alone and raised her with care. Having forgotten that past, mother and daughter were living peaceful days. But one day, Sei's daughter Rei returned home with a serious expression. Sei thought it was just teenage turmoil and left her be. But the nightmare appeared before her eyes again. As Sei was cleaning, she saw a shadow behind her…a familiar tattoo on the hand. The rapist appeared before her again and defiled her. It seems he obtained the address of their home when he "assaulted" her daughter…
