Defend your house from zombies. Have fun
https://drive.google.com/open?id=1HJrfmRBRGEH_8uRfadRLxAAj7zeajUo9
Tested and working on my iPhone 4 running on iOS 6.1.3
https://drive.google.com/open?id=1HJrfmRBRGEH_8uRfadRLxAAj7zeajUo9
Tested and working on my iPhone 4 running on iOS 6.1.3