When Tom Sawyer and Huck Finn join together, a rousing adventure is never far behind. In this classic tale, Tom and Huck might be in for more than even they can handle when they are kidnapped by a mad scientist in a balloon-powered airship. His unscrupulous plan is to end his flight around the world in a fiery crash-taking Tom and Huck with him. Now Tom must depend on his Mississippi River experiences to save him from new dangers.