"That's right," the guard said. "He gets wiped clean."

"Will you lead him to the machines, please?"

Dan went forward and faced a complex angle of probes and dials, "Is this the machine that does it?" he asked uneasily.



"That's right. It'll be over in a minute, Lieutenant Mannion. We clamp the electrodes to your scalp and run preliminary tests with an electoencephalograph—and then we use the Eraser."

"Will it be painful?"

"It'll be quick. There won't be anything more than a faint tickling sensation, and then—"

"Then Dan Mannion ceases to exist." He stared appealingly at the technician in charge and said, "Listen—does the sentence have to be carried out at once?"