Cities captured by aliens. You, with a couple of soldiers, were left to guard the retreat. Beat the alien waves. Look for weapons and ammunition in the city. Give as much time as possible to escape survivors.

Control Keys:
F - Pick Up Weapons, Ammo
1,2,3 ... change of arms
WASD - Character Movement
SPACEBAR - Jump
SHIFT - Sprint
Esc - Exit to Menu
LMB - Shooting