Zombie Horde Survival

2D Shooting Game, where you defend yourself from the horde of zombies attacking you from different directions. Game Features Gun weapon  '_'High score system  O_oIncreasing difficulty  :>Crappy story  T_T Setting One day, as you stood with your fellow soldiers around a campfire on the plain, doing nothing but chatting, you heard something unsettling. Suddenly, before you could react, a h…