The main task of the game - to protect the road at any cost, even at the cost of life. You never know what is so important, this way, you received the order and it is time to perform. The road gives you more benefits defending you on a hand. Meandering land suitable for high-power and long-range guns, so the enemy will stay longer under fire. For the money you can buy a variety of weapons. The enemy is attacking waves, each new wave there is a new armor. At some point, for the guns have no place, and the time comes to do their modernization.