At the mention of Enoch’s name, Dappa glanced away from Daniel’s face, as if the older man had committed an indiscretion, and picked up his dram to take a sip. And that was all the opening needed for the Marquis of Ravenscar to irrupt upon their conversation. He appeared so suddenly, so adroitly, it was as if some machinery had injected him into the Kit-Cat Clubb through a trap-door.