Who Is the Sinner

Original Webtoon:
Naver Webtoon, Naver Series

"My father was made into a devil."
Heo Ye-Ju, a top-tier hitman, has lived a hellish life for 30 years as the daughter of serial killer Heo Wook-Yeol. Although Heo Wook-Yeol's innocence is revealed today, they still live in hell, and Ye-Ju attempts to become a devil herself to save those living in hell with her...