GTA: Highway of the Dead
The world is filled with zombies and the city is not the safest place to be since there are lots of zombies. You need to get to the countryside where there would be less zombies. You step in your car and you are determined to get away. Drive your car as fast as you can till you reach the finish line. If you can't do it immediately the you can try again. You earn money by running over the zombies. You can use the money to upgrade your car. You'll eventually unlock new cars as you make some progress.