Use the arrow keys to run. you have 10 health so eat lots of food. You can pick up speed bonuses to make you move faster. Point bonuses add to your score. if the zombie touches you its game over. You press space to shoot the gun after you pick it up. The food spawns every 5 seconds. The Speed randomly between 5 and 10 seconds. The points 10 to 15 seconds. The gun 30 to 35 seconds.