Sonic had never wanted to talk about his family, or anything before he met Tails. But when an old enemy finds him, everything is revealed of the hero's mysterious and dark past. AU and does not relate to Sonic Underground. Please Review! Sonic and co. belong to Sega!

For years Sonic has locked his darker side as well as his feelings away. But his darker side is always haunting his dreams, threatening that he will be released. Sonic has sworn to not let him though. But what happens when a certain doctor goes a bit too far?