Now I'm a Demon Lord! Happily Ever After with Monster Girls in My Dungeon

Reborn in another world as a demon lord, Yuki has big plans for his dungeon. Too bad they derail thanks to a lazy dragon with a sweet tooth, a rescued little vampire girl, and a few pets to top it all off! Can he get his chill life back on track?

ALT TITLE(S)

魔王になったので、ダンジョン造って人外娘とほのぼのする