Follows the adventures of Sonic, an alien hedgehog with the power of speed.
Small-town sheriff Tom Wachowski journeys to San Francisco to assist Sonic the Hedgehog, an anthropomorphic blue hedgehog who can run at incredible speeds, in his battle against Doctor Eggman.
When the manic Dr Robotnik returns to Earth with a new ally, Knuckles the Echidna, Sonic and his new friend Tails is all that stands in their way.
Knuckles embarks on a hilarious and action-packed journey of self-discovery as he agrees to train Wade as his protégé and teach him the ways of the Echidna warrior.
Sonic, Knuckles, and Tails reunite against a powerful new adversary, Shadow, a mysterious villain with powers unlike anything they have faced before. With their abilities outmatched in every way, Team Sonic must seek out an unlikely alliance in hopes of stopping Shadow and protecting the planet.