The spot continued to grow.
"How is it we're able to look at it?" Malley asked, staring at the screen.
"The shield of Perseus, remember?" Cercy said. "Using it as a mirror, he could look at Medusa."
"It's still growing!" Malley shouted.
"There was a calculated risk in all this," Cercy said. "There's always the possibility that the chaos may go on, unchecked. If that happens, it won't matter much what—"
The spot stopped growing. Its edges wavered and rippled, and then it started to shrink.
"The organizing principle," Cercy said, and collapsed into a chair.
"Any sign of the Ambassador?" he asked, in a few minutes.
The spot was still wavering. Then it was gone. Instantly there was an explosion. The steel walls buckled inward, but held. The screen went dead.
"The spot removed all the air from the room," Cercy explained, "as well as the furniture and the Ambassador."