." He let

 

were careless at Delta Labs, Granthan. There were too many people with odd blanks in their memories and too many unusual occurrences, all on the same day. You tipped your hand. Once we knew what we were up against, it was simply a matter of following you at an adequate distance. We have certain shielding materials, as you know. We tried them all. There's a new one that's quite effective.
"But as I was saying, we've kept you under constant surveillance. When we saw which way you were heading, we just stayed out of sight and let you trap yourself."
"You're lying. Why would you want me here?"
"That's very simple," Kayle said harshly. "It's the finest trap ever built by man—and you're safely in it."
"Safely is right. I have everything I need here. And that brings me to my reason for being here—in case you're curious. I'm going to build a matter transmitter. And to prove my good faith, I'll transmit the Master Tape to you. I'll show you that I could have stolen the damned thing if I'd wanted to."
"Indeed? Tell me, Granthan, do you really think we'd be fools enough to leave the Master Tape behind when we evacuated the area?"
"I don't know about that—but it's here."
"Sorry," Kayle said. "You're deluding yourself." His voice was suddenly softer, some of the triumph gone from it. da