Story
Gwangnam, the leader of Killberos, dies and finds himself in the underworld with a black bracelet on his wrist. He soon learns that while one black bracelet means a ticket to hell, one hundred black bracelets can be traded in for a white bracelet, which is a ticket to reincarnation. (Source: WEBTOONS) Note: Includes one prologue chapter.
Synopsis via AniList (English).
