A big meteorite hit the Earth and caused big catastrofies. It was the begging of the apocalypsis. Although these catastrofies killed a lot of living things, they were not the biggest problem. A strange viruse infected the living creatures including humans. They mutated into different monsters and try to kill the rest of the people. The last people that remain on the Earth are last Strongholdes and they fight every day to survive.
Use your skills to survive in this hell. Earn medals to open new types of weapon. Collect coins and upgrade your your weapon.