All your team members are dead and you're the only one survived. Just stay alive as long as you can and don't forget you are low on ammo, use 'em wisely.
You are surrounded by the waves of zombies! You need to be quick to kill them all and break out! At the end of each level, you can use the gold to upgrade.
Complete the combat training by engaging in DM or TDM matches on 5 beautiful and unique maps. Don't forget to unlock new equipments, gears and weapons for characters or just have a blast in the free play mode.
Strike down the enemies once again with a pistol or a sniper rifle. Don't forget to shoot the bomb within 2 seconds otherwise it'll explode and damage your health.