the entry to the tunnels is about a quarter mile from the aspen grove. Watches are arranged. At one point in the night, the sentry notices several humanoid figures emerge from the steps and look around, then turn back & head back underground. Morning comes.
PC hps down from max, after everyone heals 4 hps over night:
Brioc down 14, Tullius down 11, wolf down 4, Octar down 19, Dhormium down 15. Marcus, Ehldannis, and Mendicus at max.