You have to confront the Dead Zed 2! All these zombies around you and you are all alone. Aim by moving your mouse and click mouse button to shoot. Swap weapons with Q key and press Space Bar for rage (activate it when its filled, simply by killing zombies with headshots). R keyboard key is to reload your weapon F to activate the firing mode and press one of the number keys from 1-3 to trigger mines. Get rid of all the monsters and make Dead Zed 2 a successful mission!