more floors to go. He took off the suit and rolled it up into a tight package, then dropped it out the window. It landed with a barely audible thump. Houston took a deep breath, drew his stun gun, and headed for the stairway. On the landing of the sixtieth floor of the Lasser Building, David Houston paused for a moment. "Sounds like you're out of breath," said the voice in his ear. "You try climbing all that way sometime," Houston whispered. "I'm no superman, you know." "Shucks," said the voice, "you've disillusioned me. What now?" "I'm going to try to get a little information," Houston told him. "Hold on." On the other side of the door, he could hear faint sound, as if someone were moving around, but he could hear no voices. Carefully, he sent out a probing thought, trying to see if he could attune his mind with that of someone inside without betraying himself. He couldn't detect anything. The sixtieth floor covered a lot of space; if whoever was inside was too far away, their thoughts would be too faint to pick up unless Houston stepped up his own power, and he didn't want to do that. Cautiously, he reached out a hand and eased open the door. The hallway was brightly lit, but there was no one in sight. The unaccustomed light made Houston blink for a moment before his eyes adjusted to it; the hallways and landings below had been pitch dark, forcing him to use a penlight to find his way up. He stepped into the hallway, closing the door behind him. Now he could hear voices. He stopped to listen. The conversation was coming from an office down the hall—if it could be called a conversation. There would be long periods of silence, then a word or two: "But not that way." "Until tomorrow." "Vacillates." There were three different voices. Houston moved on down the hall, his stun gun ready. A few yards from the door, he stopped again, and, very gently, he sent out another thought-probe, searching for the minds of those within, carefully forging his way. And, at that