The Sunspire Tender is the heart you never see

Rannoch was intrigued by the call that had harmonized with Pyro's—it was a voice that he had never heard before. Curious, Rannoch threw back his head and responded, letting both wolves know that he was on his way. 

Rannoch had been on the other side of the mountain, and it took him a substantial amount of time to make it to where Pyro and Malice stood. "Pyro!" Rannoch barked once they were in sight, and he jogged to clear the remaining distance between them. "Sorry to keep you both waiting!" His posture was proud, and his expression welcoming; any friend of Pyro's was a friend of his. 

The similarities between both wolves were obvious—Rannoch realized this after a giving the stranger a once-over. Despite his inkling, he didn't bring it up. Instead, he asked, "Who did you bring home with you?"