Stone Circle Why do they leave?

"Good," he said quietly, unwilling to break the privacy of the moment by speaking at a higher volume. Burnt-umber eyes sparkled with silent mirth as he regarded the dark-coated shewolf. He found himself wondering how someone so selfless and kind had been able to disguise herself as someone Day had considered arrogant and even rude.

"You know, you remind me of my sister like that," he confided, resting his head on his paws and wagging his tail a little wistfully. "Her name's Sunspot - and she looked pretty much the opposite of you. But you two have the same heart."