The fifth body of the Eye of Horus murder case has been discovered. DNA testing has confirmed that the culprit is the same person who attacked Mankin (Kishi Yukino). Meanwhile, the police suspect that the perpetrator is Hiroki's (Shison Jun) father, Kanji (Hagiwara Masato), and are searching for him. As the injection marks found on the body give rise to a picture of the culprit, Mankin receives information one after another that suggests that Hiroki may be the real culprit behind the Eye of Horus murder... Wanting to believe in Hiroki, Mankin heads to his room to dispel her doubts, but a shocking truth awaits her!