Stone Circle what made it special made it dangerous

Snowing. Foxglove glanced up as if she hadn't noticed the weather until her sister pointed it out. Perhaps on some level it had registered, but nothing about it struck her as strange or different. The world was always trying on different faces, it seemed; it stared back at her with new eyes each time she looked.

It's not that different from rain, She supplied, gaze still tracing the falling flakes for a moment. Then she noticed that Petal was inspecting something, and drew closer to look for herself. Huntin' deer? Fox questioned aloud, unable to imagine what other creatures might have left these marks.