Counterattack from the Abyss, Starting with Tens of Millions of Debts

A mysterious white tower stands on the continent of Zelawus, and beneath the tower lies an endless abyss of darkness. --------------- A soul that traveled through time took over the body of a fifteen-year-old boy named Al. Al faced huge debts at the beginning. In order to get out of the predicament, he decided to become an "abyss explorer" and stepped into the mysterious and dangerous abyss. During the dangerous journey of exploring the abyss, Al gradually discovered a huge secret, a secret game between the gods and the abyss, and Al himself became a pawn in this game. --------------- Faced with the manipulation and toying of the gods, the angry Al turned over the table and stopped pretending. "You old bastards are the ones who forced me to cheat!!" "Book of the Abyss! Activate!!!"