The Absolutely Unbeatable Dungeon

Hitoya, who was reincarnated as a monster in a world like a “dungeon” from a video game after an unexpected accident, finds himself in an unjust world where monsters are hunted and exploited as materials by humans. His desire to protect his friends leads him to awaken!! As an extraordinary dungeon boss, he aims for an SSS-rank dungeon that is absolutely impossible to conquer and invade by anyone!!