Borderwatch: Dark Armada

Borderwatch is a third-person cooperative survival game set in a zombie outbreak. The world has been overrun by infected creatures.

As a result of this invasion, an alliance of nations has decided to abandon the world. After deciding to leave Earth, a final signal was sent to the survivors. Helicopters will fly out of all capitals of the world every 10 days.

The ones who make it to the helicopter will survive.