Haruto commits another hideous murder. When she finds out, Ayako is horrified that her body has been used to take a human life. Later, Hideo tells her that he can no longer cooperate with her out of fear of Haruto, and she feels helpless to prevent another murder. Meanwhile, Mitsuo becomes suspicious and tracks down an eyewitness to the crime.

Why is Haruto searching through the unidentified bodies in the morgue for a man named Sakuya Azuma? Who is he and what has he got to do with the case? Ayako and Mitsuo are also frantically searching for the same answers. Later, Haruto’s father tells Ayako something surprising about Haruto’s past. Meanwhile, the body of a new victim is unexpectedly discovered.