All of Zhem: Escape Zombie Island

The game tells about a secret scientific laboratory in the ocean which scientists unexpectedly died. But after the death, they turned into zombies and inhabited the whole island. People have found a small bunker underground. They will send you some people for help. You will also land on the island from a helicopter. Now your task is to get to the center of zombie settlement and destroy it. Zombies will constantly attack him and you will have to kill them all by shooting and fighting.