Once started I couldn't stop.

I did one 'favour' for these devils, and after that they had me in their power.

I haven't slept for months as I'm going to sleep tonight!" He wiped his face with an agitated hand.
"A week ago," he went on, "I knew you were detailed on this work.

I've been sweating ever since.

Now that you've come--why, I'm glad of it!" A faint sneer touched Calder's mouth and was gone.
"You're a wise man," he said.