A portal to another world was opened in the abandoned city. The experiment was a failure, this portal allowed monsters to enter our world. Your job is to clean up after the scientists that sent you. Take a weapon and don't let the truth about other dimensions get out.

Control keys:
F - Pick up weapons, ammo
1,2,3 ... Change weapons
WASD - Character movement
SPACEBAR - Jump
SHIFT - Sprint
Esc - Exit to the menu
LKM - Shoot