As Sonic and the Chaotix struggle against dangerous robots… Wait, what are Shadow and Rouge doing here?!Banding together to figure out Dr. Eggman’s next scheme, Sonic and the Chaotix follow their last lead into a rain-drenched secret base full of dangerous robots. As the situation quickly turns scary, they must ask themselves: Will they find the answers they’re looking for? Or have they walked right into a trap set by Dr. Eggman?But that’s not all! Everything gets even wilder when Shadow and Rouge arrive, leaving our heroes wondering whether they’re here to lend a hand…or make things even more dire for our heroes.