Napier's eyes had gone farther seaward. What were those other, vaguer shapes? Was there a mystery more urgent there? The night was unseasonably warm, but a chill invaded him as he asked, "Are they English?"
Julian, with his hands clasped behind him, strolled on without troubling to reply.
It was Napier who again broke silence.
"It's all very well to scoff at amateur detectives. Have you thought why we are on the coast?"
"Good air."
"And we breathe it just where we could so easily, if we were as accomplished as some, make signals and receive them."
Julian uttered the audible sigh of much-tried patience.
"Well, think a moment. Little as there is of proscribed area as yet, why are we in it? Because the McIntyres chose this place?"
"Certainly. Lady McIntyre told me herself about coming down to inspect—"
"Exactly!—a house selected for her. We are in the proscribed area because the enemy alien in the McIntyre family chose this place for them."