The door began to bulge ominously.

Garvey stood in the center of the control room, sweat rolling down his face, trying desperately to think. He could put on a spacesuit, then evacuate all the air from the ship....

But the spacesuits, together with the rest of his equipment, were in the after cabin.

What else? This is serious, Garvey told himself. This is very serious. His mind seemed paralyzed. What could he do? Raise the temperature? Lower it?

He didn't know what the surrogate could stand. But he had a suspicion it was more than he could take.

One hinge shattered. The door bent, revealing the surrogate behind it, pounding relentlessly, her satiny skin glistening with perspiration.

Then Garvey remembered his revolver. He snatched it out of its holster and flipped off the safeties, just as the last hinge cracked and the door flew open.

"Stay in there," Garvey said, pointing the revolver.

The Algolian substitute moaned, and held out her arms to him. She smiled dazzlingly, seductively, and advanced upon him.

"Not another step!" Garvey shrieked, torn between fear and desire. He took aim, wondering if a bullet would stop her....