After a successful teleport our hero ends up on the basement level of AS7 medical research facilty. He finds new challenges and evidence of resistance, but still no survivors, the only ones alive are the undead.
Press WASD or the arrow keys to move. Aim and Shoot with the mouse. Use the number keys 1, 2, 3 to change weapons. Pick up the key card in each area and exit at the top to advance. Final goal: locate the mainframe on level 13 and turn it off.