Sharpless did not reply.

His shoulders hunched up, and his gaze strayed out of the window down into the street. His eyes, ordinarily gray, were now almost black; the brows pinched together above them.

'That's that, then." He turned round from the window, like a man coming to a decision, and spoke in a different voice. "The governor'll want to see you. What about coming along home with me for lunch?"

"Glad to. But if-"

"No. Let's forget it." Sharpless drained his tankard and got up. "But I wish tonight were over. Cripes, how I wish tonight were over!"

It might have been instinct; it was certainly prophecy. Imperceptibly, a design had now been completed. The arrow was fitted, nock to the string; the bow was drawn to the full arc of its power. You could now only wait for the thud as the shaft went home.

Three

"If everyone is ready," suggested Dr. Richard Rich, "shall we begin the experiment?"

It was nearly nine o'clock. The long, spacious back drawing room was lighted only by a bridge lamp, with a white parchment shade, beside the sofa.

Arthur Fane had always been punctilious about the ceremony of dressing for dinner. But tonight, as a concession to the heat, he had so far unbent as to wear a soft shirt with his dinner jacket. So did the other men with the exception of Frank Sharpless, whose black-and-scarlet mess jacket fitted tightly round the usual stiff shirt and black tie. Vicky Fane wore dark violet, with full skirt and sleeves. Ann Browning was in white. All stood out vividly, even in shadow, against the cream-painted walk.