Help the survivors to build their base camp and defense against hordes of zombies that have been infected by a mysterious global outbreak of a brain affecting virus.
Start with a bi-plane which is mounted with a puny caliber gun and a handful of bombs. As you battle your way in the air through different types of landscapes and environments, earn points to upgrade to a much powerful plane.
In the far future, Earth is destroyed by decades of war for resources. The survivors build huge motherships and depart for a journey to the stars, yet the human learn that they are not alone as they encounter the dreadful..