Hermes knew him well, and Apollo could see he was waiting for the but. "Here's the thing," he said, sitting forward again so his back was straight as he looked Hermes square in the eye. "Your demon double made me a promise that he would keep his hands off the Muses, he swore he wouldn't try to touch any of them again. He also tried to make good with Clio, something you'll need to reiterate to her, if she'll hear it. Can you make me that same promise, before we carry on with anything else?"