The adventures of Sonic the Hedgehog go into overdrive when a run-in with Dr. Eggman results in a literal universe-shattering event. Desperate to piece his prime reality back together and save his old friends, Sonic races through the Shatter-verse, discovering strange worlds and enlisting new friends in the epic adventure of a lifetime! Tails Nine is a two-tailed anthropomorphic fox with seven mechanical tails, who resides underground in New Yoke City.