Synopsis

“DNA Evidence” – The Dark Truth Behind the Musashino Family Murders Mano Reiji (Nishikido Ryo), alongside Hayakawa (Hagiwara Masato), investigates a corporation president Sabo (Hakamada Yoshihiko), only to witness his death in a gas explosion. Sabo, one of Hayakawa’s former students, was also the main perpetrator who bullied Mano’s brother Giichi (Kura Yuki).

Back at the forensics lab, Mano briefs Toramaru (Funakoshi Eiichiro), Nonna (Araki Yuko), and Kaizuka (Koyuki) on his findings. He reveals a breakthrough: DNA from unidentified evidence gloves at the Musashino murder scene shows a parent-child relationship with his pregnant sister Hitomi’s (Natsuko) fetal tissue. This suggests the person who impregnated Hitomi likely murdered Mano’s family.

When Sabo’s blood sample proves incompatible, Mano discovers leather glove residue at the explosion site. The DNA from skin fragments matches the Musashino murder evidence. Despite orders to close both Sabo’s case and the homeless man Niitsuma’s (Ito Takashi) death investigation, the team reinvestigates Hitomi’s relationships, leading to a shocking revelation.

Amid their investigation, Criminal Investigation Director Dan (Junior Chihara) makes an unexpected inspection of the forensics lab…