**Original Webtoon:** [Naver Webtoon](https://comic.naver.com/webtoon/list?titleId=850110), [Naver Series](https://series.naver.com/comic/detail.series?productNo=14092507) The school bullies died before he could avenge his younger sister. The only place these pieces of trash can go after death is hell, and Lee Seong-yul, takes his own life to chase them to the ends of that hell and take revenge.