"If you really want it," he says. His mood droops just a little as he reminds her, "I'm not exactly going to be the most effective agent. But at the very least, if nothing else, I could find others." Then, squaring his shoulders, he nods. "But yes. I'm yours to command if you want me."

Then, after a moment, a little more lightly, "And you can trust me in anything. Miles, now - he's much more dishonesty-prone than I am. I never wanted to keep the time traveling secret. He insisted."