He was about to give his answer when he sensed something. He raised a hand in the air indicating to be silent. He heard footsteps coming from upstairs. One, two, three, light and heavy and a familiar his. The foot steps suddenly rushed to the stairs. With a quick reaction he had pierced the abdomen of a runner class xenomorph. He winced in pain for a second. Xenomorphs blood was acid, literally acid capable of melting through a hull of a warship. As the body dropped his tail burned. "Hide. Now!"