Cốt truyện

After the events of "The New Problem" and Return to "Sarasaland", Mario and Bowser train some and head out on an expedition. After expediting, they begin to travel home. Interestingly enough, a mysterious storm causes the ship to be destroyed and sink, washing Mario and Bowser onto some nearby islands. They come to and begin to travel back home where things may be a little different than they remember...