It's been a while since Sonic and all of his friends are now adults and teenagers, and they are residing in the Hedgehog Kingdom, ruled by King Neptune. And in this kingdom, Sonic, Tails, Knuckles, Amy, and Cream form an elite squad known as Team Sonic and they are preparing for their new adventure in the Hedgehog Kingdom. In this long, life-changing journey, Sonic, Tails, Knuckles, Amy, and Cream are going undercover to find the crown stolen by Dr. Eggman, who plans to conquer the kingdom and build his own empire. Will the members of Team Sonic work together before it's too late? Let's find out, because we're going into this novelization of the Sonic the Hedgehog Movie!