"No, I'm not," I admitted frankly; "but before I go to bed I should like to feel a little more certain where I'm going to wake up."

There was a faint sound outside and I saw him raise his head. It was the distant but unmistakable hum of a motor, drawing nearer and nearer every moment. For a few seconds we both stood there listening: then with a sudden shock I realized that the car had reached the house and was turning in at the drive.

Weak as I was I sprang from my chair, scarcely feeling the thrill of pain that ran through me at the effort.

"By God!" I cried fiercely, "you've sold me!"

He whipped out the revolver, pointing it full at my face.

"Sit down, you fool," he said. "It's not the police."

CHAPTER IV

ECHOES OF A FAMOUS CASE

Whatever my intentions may have been—and they were pretty venomous when I jumped up—the revolver was really an unnecessary precaution. Directly I was on my feet I went as giddy as a kite, and it was only by clutching the chair that I saved myself from toppling over. I was evidently in a worse way than I imagined.

Lowering his weapon the doctor repeated his order.