root-book

Being sold by his family to repay their debt, Ken traverses the underworld and seeks to pay it off himself to avoid his tragedy. However, a failed job and an awakening event lead him to enter a different battle. He now has to find what has broken the world with his ability called "stakes" betting something he owns or is a part of him, and depending on the value gets power equivalent to, the only downside being that whatever he bets he has to give up until the task is accomplished and the results are determined