Your mission in this bloody thriller shoot-them-up game is to help Lieutenant Alice Foster, who is the only survivor of StarForce "Skorpio " squad on the StarBase Delta 12, enter the base to discover what caused the base power shutdown and face the "unknown presence" that killed all of her squad-mates. Use WASD KEYS to move around. Use YOUR MOUSE to aim, click LEFT MOUSE BUTTON to shoot. Press SPACEBAR for action. Use "F" KEY to toggle flashlight. Use "Q" and "E" KEYS or MOUSE WHEEL to switch weapon. Good luck!