A heartbreaking case of rape and murder occurs. As the grieving mother clings to her daughter's lifeless body, detective Saki Miyazawa vows to bring the perpetrator to justice. Years pass without any leads until one day, she regains her memory of the incident. Shockingly, the victim's mother contacts her claiming that the man responsible was none other than the CEO of a consulting firm named Oshima! Believing this could be their breakthrough, Miyazawa pays him a visit at his office alone...