"We made our calculations on the assumption that the map had been made looking at the Solar System from the north—from the star Polaris, that is. It hadn't been. My ancestors drew the map from the unorthodox reference point of the Southern Cross.
"From the underside. I turned the negative upside down and made a new map. Then I got right answers."
"Very good," said Fayette. "The tricky Unterzuyders did live up to their name. Didn't they, Ralph?"
"Yes," he said shakily.
The gun wavered. Fayette was blinking. "Ralph, do you love me?"
"Yes...."
"Are you being truthful? Will you always tell me the truth, the whole truth?"
"Yes...."
"That's a good boy. Please keep on giving my pet the right answers. Ralph, don't you know that if you freed the Unterzuyders I couldn't ever look at you again?"
There were angry tears in her eyes. Unterzuyder suddenly remembered the time at the dance, when he had wiped away her tears. He should wipe them away now. He was weakening. He was an Unterzuyder. He should be strong. There was his duty....