In their quest to find Metal Sonic, the now-trapped Sonic, Belle, Motobud, and Sage discover that someone has used stolen Dr. Eggman tech to take control of creatures. During their search, Sonic becomes trapped in a cryptic illusion, leaving Sage and Belle to work together to fend off the controlled Metal Sonic. Will these three creations of Dr. Eggman be able to find common ground? Or will these relationships explode?