Before Cinderella's stepmother and stepsisters moved into Lancastyr Manor, she was known as the beautiful Lady Rose de Lancastyr. Then her stepmother forced her to become a kitchen maid and renamed her. At first the rats of the manor figure her for a lack-wit and take pity on her by bringing her food and a special family heirloom. But when Cinderella's stepmother finds a way to prevent her from attending the ball, the rats join forces to help her.