[DeepL Translation - needs review] Introduction to Volume 1: In a world where every corner has been explored, the Abyss is the only remaining unexplored cavern. The Abyss, the only remaining unexplored cavern in a world where every corner has been explored, is a huge, deep, unending cavern where strange and bizarre creatures live and precious relics that mankind cannot create today lie dormant. The mysterious appearance of the Abyss fascinated people and drove them to adventure. Adventurers ...
