It's a battle on the Egg Carrier. Knuckles tries to get the last peices of the master emerald, Big and Chris need to get Froggy, and Sonic and Tails need to get Eggman. But when Chaos turns into Chaos 6 and captures Froggy, Big ,and Chris, It's up to Sonic and Knuckles to set them free. When Eggman launches a missle to destroy Station Square, It's all up to Tails to detonate it. (thetvdb.com)