A festival is coming up, and Sonic and his friends are excited. However, a young woman replaces and energy in them called "Tomorrows", and the ones she replaced their ones with somehow turns them...human. But they have none of the powers they had before! Now it's up to Sonic and his friends to find workarounds from their lost powers to stop the new threat the world yet again.

Sonic the Hedgehog has been getting bored of fighting Eggman, and wished for changed. He gets it through a earcuff which turns him human at night. Now at night, he must fight beings known as demons to protect his world!

Sonic is a young 11 year old hedgehog living with Tails, his 4 year old two-tailed fox friend who sometimes fights off the evil Dr. Robotnik and his Badniks. One day, Tails finds Sonic a magical ring which gives him the ability to become a 15 year old and eventually, others! Now Sonic promises to use his new powers to fight Robotnik and his badniks.