You and a group of friends is stuck in a apartment building trying to protect the radio transmitter on the roof which is you only hope for salvation. The problem is the zombies are somehow attracted to the radio signal. Use all your firepower to protect the building and the radio transmitter. Will you survive and win the game? How to Play: How to Play:Run: [A],[D] or [LEFT / RIGHT ARROWS] Jump: [W] or [UP ARROW] Use doors/stairs: [S] or [DOWN ARROW] Select weapons: [ 1 ] – [ 9 ] Next/previous weapon: [Q], [E] Order comrades to change positions: [F] (press repeatedly to cycle positions) Sound volume: [+], [-] Mute sound: [ 0 ]