Hated Child (Undertale AU's X Child Reader OC)

She was always the hated child, her parents didn't love her and abused and hated her as she was useless couldn't do anything right. She is a 7-year-old she couldn't deal with the constant hate and she ran away from home and fell into the underground. Little does she know that Ink was watching over Au's and hers seem to catch his attention seeing the abuse she went through he sought the girl out himself. Follow the adventure of the little girl meeting different Au's of different people.