Charles lets Erik go, the others disperse to their own rooms or the rest of the house. He only means to close his eyes for a moment, but finding Darwin had been hard, even for a man of his abilities. He falls asleep almost instantly, and a good hour or so passes before he next wakes.

Cursing himself, he sends out an apology to Erik. //I was more tired than I realised, so sorry. Where are you? How's Darwin?//