You are working as a truck driver and your job entails you to deliver lots of fish daily to the market. However, countless birds are always making things harder for you. You need to kill those birds before they eat all the fishes in your truck.
At the start of the game, you will be provided with a basic weapon to kill birds, but as you move along. You can buy some upgrade for your weapon and your truck. Upgrade your weapons and move as fast as you can until you get to the market. Once all the fishes on your truck are all gone then you failed the game.