Zach wanted to continue diving deeper into the Labyrinth to search for his family once he figured out that they were most likely deep down. But he and the other two needed to rest. Staying in Viomin's village for a day gave them some breathing room. They could also listen for rumors about Yanael and the others.
The ninth floor had been a bit of a struggle to clear, and if the long-eared people on the tenth floor—the elves—were to be believed, the eleventh floor would be more dangerous. Every tenth floor was 'safe' but signified a change in scenery and difficulty.
The tenth floor was safe since one would almost always teleport to an elven village when clearing the ninth floor. But there were monsters and the like in the woods around. And it wouldn't be safe if the elves were hostile.
