This Is a story I found on Fanfiction.net Credit goes to Yusei-pal473

Years ago, there lived the famous and powerful, Acorn Kingdom. It was ruled by the royal king known, as King Max Acorn. But, along that royal road, he fell in love. Years of being with the love of his life, he finally had a baby girl. That child, was Sally Acorn. Who would later become the princess of the Acorn Kingdom. But, years passed, and the personal professor of King Max, later abandoned and betrayed the royal king. He was then branded a traitor. With the distraught of his betrayal, Dr. Eggman was angered by the decisions of the Kingdom. So he wanted to start his own evil kingdom. With living slaves. Now while the King left his rightful place to lead the fight against Eggman, he had to bring someone to protect Sally when he couldn't. He brought upon them, Sonic the Hedgehog. He himself, became orphan after his Uncle Chuck was turned into a robot slave. What will happen of this new power couple?