Overlord, Vol. 13 (light Novel) by Kugane Maruyama (English) Hardcover Book Free | eBay
Overlord, Vol. 2 (light novel): The Dark Warrior (Hardcover) | Tattered Cover Book Store
I have just finished Volume 13, all I can say is if you really love Overlord then I suggest you read the light novels. The paladins of the Holy Kingdom Arc is