Thanis says, There are quite a lot of them, even if most are non-combatants. And we do need to worry about the winged horrors as well. Perhaps a good conflagration is what we need.
Thanis says, For this big of a group, with half of us well armored, we aren't going to be able to sneak in. I don't know why we wouldn't try the same tactic we used at the moathouse. Make a commotion, lure some of them out, and weaken them while they are in smaller groups.
Thanis carefully works his way back out of his hiding spot and moves to cut off the party before they run into the guards. He then tells everyone about all he's seen, including the guards, the monks, the flying humanoids, and Tass' disappearing act. I've got to get back to my lookout spot. Who know...
Thanis decides not to pursue Tass any further into the complex. He finds a spot at the top of the slope where he's got a good point of view and hopefully doesn't stick out too much, and lies down in a spot that's as dry as he can find. While waiting for Tass' return, Thanis looks for anything that ...