as hot as they're after you. I disobeyed orders." She looked at him unbelievingly, suspecting some sort of trap. She knew from experience the ruthless resourcefulness of the Martian Exploitation Company. "You couldn't disobey," she said incredulously. "You couldn't." "Like hell," he snapped. "I've had no Gravinol for six weeks. Now, where's your father?" His temper flared as her lips set in a stubborn line. He had no time to lose. "I'll make you talk, damn you!" The rush of treads and whine of brakes from the street interrupted him, sending him to the window with gun ready. The screen-creature, still alive with the almost unkillable vitality of those alien things, had dragged itself together to cover the opening again. Nick was careful not to touch it. He peered out, knowing that to the men climbing from the armored half-track the window would appear dark. The screen-creatures passed light in one direction only. As quietly as possible he closed the sliding panel at the top of the ramp and pushed in the locking plug. "Remember, get the old man alive. Stun him if necessary, but alive. That's orders from The Man himself." Nick recognized Colonel Hammer's voice. The search must be tightening if the commandant himself took charge of a patrol. They were after Professor Jones and his daughter, but Nick knew that he too would be shot on sight. This time he was with the hunted instead of the hunters. The girl's face went white as he drew his sheath knife. Then she stared uncomprehendingly as the blade slit her bonds instead of her throat. "Over the roofs," he whispered. "Which way out?" She pointed, still uncertain of his intentions. A big man in a uniform like Nick's own lay sprawled on the floor of the adjoining room, a black circle between his eyes. Nick spared him just one glance. And then he understood the sticky-moist splotch he had encountered in the street. The man with the straggly beard had caused it, bleeding his life away through the gaping rent in his chest. The girl ignored Nick's ready pistol and ran to the low couch on which the old man reclined. "Dad!" she called softly, shaking his shoulder. "Dad!" Nick pulled her