Zombietown

The city is rapidly affects the zombie virus, more than half of the inhabitants are no longer people, but soulless monsters who want to devour all life. The remaining citizens have to build fortifications and organize defense, and often they do it alone. Help me choose a character to hold the position, minimal barriers installed, but allow them monsters are not worth it, they will quickly destroy the barricade. Try to destroy the crowd on the approach, gradually strengthens and buy new weapons.