Throne of Ten Thousand Laws

Landers, a magic apprentice with a flawed soul, unexpectedly acquires a powerful grimoire that drives countless mages mad with desire. Using the mysterious power of information it grants him, he helps the imperial princess he has pledged himself to achieve supremacy over the empire. Along the way, he takes his adorable girlfriend to explore the world's countless secrets, still unknown to humankind, until... he truly claims the grimoire's godlike power and looks down upon all creation.