When the night was pitch-black and the owls started hooting from tree to tree, Callisto found herself lying awake. She had been tossing and turning with an uneasy heart. Her mind was filled with the thoughts of Artemis.

The chill mountain winds flickered her tent's flap. She caught a glimpse outside and saw that all the light in the other nymphs' tents had gone out except one. Callisto crawled out of hers and looked around. Everyone was deep in their restful slumber after a full day of hunting and chattering.

Callisto crept through the camp. At first, she did not know where her feet would take her, but her heart...