The girl smiled, uneasily but gratefully.
"And," added Dillon, "we'd better get started."
He gallantly helped the girl remount her donkey. At the sight, Coburn was shaken out of his numbness. He moved fiercely to intervene. But Janice settled herself in the saddle and Dillon confidently led the way. Coburn grimly walked beside her as she rode. He was convinced that he wouldn't leave her side while Dillon was around. But even as he knew that desperate certitude, he was filled with confusion and a panicky uncertainty.
When they'd traveled about half a mile, another frightening thought occurred to Coburn. Perhaps Dillon--passing for human--wasn't alone. Perhaps there were thousands like him.
Invaders! Usurpers, pretending to be men. Invaders, obviously, from space!
They made eight miles. At least one mile of that, added together, w