This place is a mining town known as Diamond Town. Local airplane pilot Kirby lives a fun, happy life. One day, the town is sent into a fuss when an ancient machine is discovered in the mines! In order to get the machine to work, it seems that they must find the "gears" sealed around town. Kirby, Waddle Dee, Manager Dedede, Meta Knight, Daroach, and Magolor embark on a great adventure to find them! However, in this "gear quest," an extravagant evil is hiding...?! Differing from the usual setting of Dream Land, this is the story of a different world!