"If you had designs," he says, adopting Hal's word, "it would be a different conversation. But I respect you enough to make sure there are no misunderstandings on the subject. Her best mate considers vampires prey, and would love an excuse."

He leans forward very slightly. "I know what the blood's like, mate. Mitchell tried to set up a twelve-step bloody program in Bristol after Herrick was gone. I saw." He shakes his head. "I can only imagine fifty years."