Managing a sex dungeon on an empty island

When he woke up, he found himself on top of an empty island, with nothing around but the ocean, and on top of it, nothing, not even a tree. Despite the abundance of water, he couldn't drink any as it was part of the sea and he would only die faster by doing so, but fortunately for him, he wasn't entirely miserable. [ The Dungeon Manager can't die if the dungeon is still existing. ] " Then, what is the dungeon ? " [ This island. ] Led by the system that was bound to him, he would then start to upgrade the island, or the dungeon, to his liking, hoping that one day, someone would reach it.. But for now, he'll have to fill his lack of social needs by communicating with monsters.