Koga Kei

A crime suspense story set in a forensic laboratory where specialists work to uncover clues from seemingly insignificant bits of trace evidence. The story begins when Sawaguchi Nonna, a rookie forensic researcher, meets Mano Reiji, the man who solved her parents' murder case.Additional Links:Alt Official Raw: MangaHotAlt Official English: ComikeyLive-Action TV Drama: Fuji TV

Dan Hiroki, the Chief of the Tokyo Metropolitan Police Department's 1st Investigation Division. An elite among elites with a brilliant career, his hidden face is that of a serial killer who enacts vigilante justice upon sinful villains. This is the second official spin-off of "Trace: Reminiscences of a Forensic Scientist." The devil's pleasurable record of condemnation, preying on the wicked, begins. (Source: Comic Zenon, translated)

A reporter working for a weekly tabloid is getting involved in a bizarre serial murder case where a red eye symbol is left behind on every victim.

“80,000... The number of people that go missing every year. Once you're gone, no one's coming to look for you.”Homicide detective Hiroki Dan, the son of a former police superintendent general, seems to be on the fast track to career success.However, he maintains a hidden identity as a serial killer responsible for more than a hundred murders of people he deems beyond the reach of the law.Note: On hiatus due to the author's health since July 2022. (Comic Zenon)Additional Links:Alt Official Raw: MangaHotAlt Official English: Comikey