The water nearer the entrance should have been a sign, but the effect seemed so limited.
[It's been a while since they all entered the caves. All kinds of things could be happening, and she can't just alert everyone on their watches - most people don't check that kind of thing when exploring a cave. She gives a low, frustrated rumble.
...The light's changed subtly, Toby's not sure when. She looks about. Is that the sound of ice creaking? Finally she notices.]
no subject
[It's been a while since they all entered the caves. All kinds of things could be happening, and she can't just alert everyone on their watches - most people don't check that kind of thing when exploring a cave. She gives a low, frustrated rumble.
...The light's changed subtly, Toby's not sure when. She looks about. Is that the sound of ice creaking? Finally she notices.]
The rings are glowing. We're not alone.