Throne of All Dharmas

Landers, a magic apprentice with a defective soul, accidentally obtained a powerful magic book that drove countless magicians crazy. He uses the power of mysterious information brought by the magic book to assist His Royal Highness, whom he recognizes, to achieve imperial hegemony. By the way, he takes his cute little girlfriend with him to explore the endless secrets that are still unknown in this world, until... He truly possesses the power of the magic book that is comparable to that of a god, and overlooks all living things.