One Kill

20 years after an unsolved mass murder, a bilionaire falls terminally ill and the only regret he has is that he hasn't killed enough. He calls upon his 17 children in order to play a game of 'KILLS', a popular mobile game... in real life.

**Original Webtoon:**
R19: Toptoon
R17: Toptoon, Onestory, Nate

**Official Translations:**
R19: English