Kim Daedo is sometimes referred to as the first serial killer in South Korea. While that may be up for debate depending on who you talked to, his months long terror reign shook down the impoverished community he came from.
South Korea’s most notorious serial killers (koreaherald.com)
[Today in Bookmarks] 1976 Execution of Serial Killer Kim Dae-Doo (archive.ph)
[Social side of the time] case (6) Kim Dae-doo serial murder | Seoul Newspapers (archive.ph)
Death sentence on Kim Soye-doo - Chung Ilbo (archive.ph)
The End of the 'Crooked Sprint', The Housewife Together - OhmyNews (archive.ph)
KIM Dae-doo | Serial Killer Database Wiki | Fandom
Was Kim Dae-Doo, Was He Really a Serial Killer: Society General: Society: News: Hankyore (archive.ph)