What Do you Mean All Dungeons are Girls!!!? Enhanced Edition

A young man suddenly wakes up in a mysterious space after his fun goes seriously awry. He is soon greeted by a gorgeous and utterly naked goddess that offers to reincarnate him as a dungeon. He takes her up on the offer, but soon discovers something he didn’t expect. His avatar was a cute loli demon. Not only that, but he is soon joined by his partner-turned-child and a spoiled elf. As she starts navigating her new dungeon life she soon runs into an evil church and a dragon-worshiping cult. Join our new loli as she navigates a rather interesting world and maybe even finds love. — Description from novelcodex.org