When Sonic and the gang encounter two Metarex making a getaway with a Planet Egg, they use the Power Cannon to thwart their plans.  Unfortunately, Sonic is launched too far, and is hurled onto a nearby planet. When he recovers from his fall he finds an unconcious Eggman nearby, with a chaos emerald laying by his feet! As the gang searches for Sonic and the planet egg, Amy, Cream, Cheese, and Cosmo are captured by a small Metarex, but not for long! They escape, but when Eggmen steals back the Chaos Emerald, it’s Chris and Sonic to the rescue.