After defeating Eggman, Sonic and Tails, along side their newfound allies Amy, Knuckles, and Big are taking things pretty easy. That is until Sonic has been charged for a crime he didn’t commit. Sonic sets out to find out what’s happening, and comes across another hedgehog who goes by the name of Shadow. Sonic soon learns that Shadow is working with Eggman and a group of bounty hunters known as Team Hooligan.
