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A Different World Dungeon Created With A Servant
También conocida como: Juuma to Tsukuru Isekai Dungeon, Make Dungeons in Another World with Familiars., Updating, 従魔とつくる異世界ダンジョン · Juuma to Tsukuru Isekai Dungeon · A Different World Dungeon Created With a Servant · 従魔とつくる異世界ダンジョン · Make Dungeons in Another World with Familiars.
One day, Nagayuki Karasumaru discovers that his closet contains a cavern linked to another world. In that cavern, he finds small creatures on the verge of death. Upon saving them, Nagayuki notices he has become a dungeon master!