After being missing for about 4 years Sonia, Manic, and Queen Aleena have finally located their missing family member. Sonic the Hedgehog who disappeared after Robotnick escaped from the Sonic Underground base. Sonic has been chasing the evil man for years now having to leave his family behind and making a new one. What will happen when the three hedgehogs that have been missing from the blue hedgehog's life finally reappear?