![](https://image.tmdb.org/t/p/w92/4zwtRlPmfPf5AbfQN26KgBTuH6.jpg)
In the early 2000s, Yoo Young-chul hammered his victims to death and cast fear across Seoul. This docuseries recounts the hunt for a prolific killer.
Added on Netflix 2021-10-23.
Youtube Trailer