This one doesn't chase you, it settles on you. A single 1992 OVA, no franchise, no sequel hook, just Goro working a missing husband case in a smoke-colored 70s-80s Japan scored with jazz, and the deeper he digs the less clean the moral ground gets. The twist isn't a gotcha, it's an ethical trapdoor, the kind that makes you sit with the credits arguing with yourself about who deserved what. Inspector Yamagishi is the reason people who've seen this won't shut up about it, a voice performance and character design that carry more weight than the runtime should allow. Yes, the setup can read sentimental if you're in a cynical mood, and yes, it's nearly impossible to find, which is exactly why finding it feels like being handed a secret. If Master Keaton's quiet competence and Kindaichi's moral knots are your lane, this is the fifty minutes nobody told you about.
Private investigator Goro takes on a routine missing persons case: a husband vanished without a trace, leaving behind only questions and a desperate wife. His search pulls him deeper into a twisted psychological maze where nothing adds up and every lead spirals into darker territory. Then he encounters someone whose mind operates on an entirely different plane, someone for whom violence isn't just an act but a philosophy, a carefully constructed worldview. As Goro tries to piece together what happened to his client's husband, he realizes he's not just hunting a killer, he's trying to understand one. The investigation becomes a dangerous cat-and-mouse game played between two people who see the world through fundamentally incompatible lenses. What emerges is a portrait of obsession, the thin line between detective and hunted, and how proximity to true darkness can warp your own perception of reality. Goro must decide how far he's willing to go and what truths he's actually prepared to uncover.