BEFORE she could answer, his cell phone rang. It wasn’t his da’s ring—and if they’d been home, he’d have let the answering machine pick up. But this wasn’t home. He was here to do a job, and that meant answering phone calls at inconvenient times. So he snagged his coat off the floor and took his cell out of the pocket.

“Charles,” he said.

He was answered by a stream of southern French that flowed by so fast he caught one word in four. But that was enough.

“I’m coming,” he said, and hung up while the other wolf was still speaking.

“Did you catch that?” he asked pulling on...