Episode 10: Yoo Young-chul Serial Murders

Dark Korea — Korean True Crime & Mysteries · Jul 22, 2026 · 10m

Thirteen days. That's how long Yoo Young-chul was out of prison before he killed for the first time. Over the next ten months, he murdered twenty people in Seoul — wealthy elderly homeowners bludgeoned in their own houses, and young women lured to his apartment and never seen again. Police arrested him in the middle of the spree on a minor charge and let him go, because they had no idea who they were holding. In the end, it wasn't detectives who stopped him. It was a group of massage-parlor workers who set a trap themselves. This is the story of the man Korea came to call the Raincoat Killer…