How to Build a Dungeon: Book of the Demon King Vol. 8

A dark and Mature-rated sexual manga series about dungeons, succubi, and black magic.

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At the end of his life, after decades of painstaking research, Aur has finally achieved his dream of ascending to the role of Demon King. Using his newfound abilities, he summons an alluring succubus known as Lilu to serve him and immediately begins the task of creating a dungeon - an underground kingdom in his own vision filled with all manner of fantastical creatures. As he weaves the intricate and dangerous world of his dungeon, he'll learn what it takes to become a true Demon King and all the troubles, trials, and titillation that come with it. His enemies will cower in fear!