An all-new manga series about dungeons, succubi and black magic How to Build a Dungeon: Book of the Demon King is a mature, dark fantasy series about one man\'s thirst for power and ambition to create....
An all-new manga series about dungeons, succubi and black magic How to Build a Dungeon: Book of the Demon King is a mature, dark fantasy series about one man\'s thirst for power and ambition to create...