You aren't wrong. I believe some of our group thought that this would be fairly simple; that it would all be over and done with quickly. That experience in the town certainly doesn't leave much to the imagination. The Shimmer is a very dangerous place, there's no denying that now.

[Considering all the training and everything, he was more or less expecting something exactly that bad.]

We need to keep an eye on everyone and make sure no one gets it in their heads to run off on their own. Splitting our group up seems like a dreadful idea.