Angels or demons? The glen are beautiful, insectoid, and mysterious. When Graeme is assigned to be the first human ambassador to their homeworld, he hopes to learn more about this species.

What he learns about the glen and their origins is far, far more than he expected. But not everyone on Glyn is in favor of human influence.

And some are entirely too much so. In a society with very different biology and mores, can Graeme and his glen friend Skyt find an answer to the potential destruction of the glen civilization.