"Maya, I think we've reached the point where you had better retire to your room and let us to talk privately. You can question Dr. Hennessey in the morning about any attempts the rebels may have made to contact him." Maya obeyed silently, rather glad to get away and think things over alone. When she had come to Mars as an agent of the Earth government, it had not occurred to her that there would be areas of information from which the local government would bar her. She recognized that such a pro[Pg 21]hibition was perfectly valid, but she was a little offended, nevertheless. [Pg 21] Her room was a spacious one on the ground level, and boasted one of Ultra Vires' few large windows. Maya unpacked her bag, and gratefully stripped off her boots and socks, her tunic and baggy trousers. In underpants, she went into the small bathroom, washed cosmetics from her face and brushed down her thick, short hair. Donning her light sleeping garment, she sat down on the edge of her bed. She was very tired from the long drive and, almost without thinking, she did not get up to turn out the light. She thought at it. The switch clicked and the light went out. She felt foolish and a little frightened. She had never told Nuwell of this sort of thing. Can a woman ask her witch-hunting lover: "Do you think I'm a witch?" With almost total recall, as though she heard it spoken, she remembered the summation speech Nuwell had made the first time she had seen him in action. He was prosecuting a man charged with conducting experiments similar to the historic and outlawed Rhine experiments of Earth. "Gentlemen, we sit here in a public building and conduct certain necessary human affairs in a dignified and orderly manner. We follow a way of life we brought with us from distant Earth. Apparently, we are as safe here as we would be on Earth. "I say 'apparently.' Sometimes we forget the thin barriers here that protect us against disaster, against extermination. A rent in this city's dome, a failure in our oxygen machinery, a clogging of our pumping system by the ever-present sand, and most of us would die before help could reach us from our nearest neighbors. "We live here under certain restrictions that many of us do not like. Certainly, no one likes to be unable to step out under the open sky without wearing a bulky marsuit and an oxygen tank. Certainly, no