Knuckles and the Chaotix find themselves divided across the world! Knuckles is summoned by the mysterious Athair to help the weary Lost Tribe finish their age old exodus. But when the Days of Fury threaten to tear Mobius apart, can Knuckles save them all? Meanwhile, a nefarious scheme robs Charmy the Bee of his best friend - and almost his life! It's up to the Chaotix and Constable Remington to uncover the sinister secret of the Happyland Amusement Park and save the people of Angel Island!
