"I don't know what I thought, so help me! Hubert Fane's downstairs now with the back of his head bashed in. There's something going on. Wait! I'm sorry I said that! He may not be badly hurt. I—"

She caught at the footboard of the bed to keep herself from falling. But she pointed to the hypodermic.

"I–I came back up here. I knew I couldn't sleep. I just walked about. Finally I decided to take one of Vicky's sleeping-tablets. I came over here," she illustrated by turning towards the bedside table, "and I was going to pick up the box, when I saw that syringe-thing on the table. I hadn't noticed it there before. Maybe it's something the doctors give Vicky. It must be! You don't think-?"

"How long were you out of the room?"

"About two minutes."

Twenty minutes ago. Twenty minutes ago. Twenty minutes ago. Vicky's lips twitched. The clock ticked loudly.

Courtney went across to the bed. His mackintosh and shoes were soaking the carpet, but he paid no attention. He picked up the hypodermic needle. Fishing in his pocket after a handkerchief, he pressed the plunger of the needle gently. He had pressed it entirely down before a drop of water, or what looked like clear water, touched the fabric.

Gingerly he touched his tongue to it. Even in an alcohol solution and in such small quantity, the intensely bitter sting of it burnt his tongue. He swabbed out his mouth with haste and fierceness.

"Strychnine again," he said.

"Are you sure?"