Two girls Tell barbies little sister a story about friendship when she gets angry fights with Courtney. Alexis and Liana share their lunch with a beggar and get beautiful mirror in return. They start singing and the mirror reveals it''s secret: a young girl trapped inside the mirror! Then an evil dragon hears the girls and kidnaps the girl and mirror. Then Liana and Alexis fight about what happened. They make up and fight evil goblins go on a perilous journey to save the girl in the mirror. They fight the dragon and save the girl. Their friendship is so strong the girl is released and they take her to the magical diamond castle. They meet 2 handsome princes and are invited to stay at the castle. They refuse and return to their poor life with magical seeds to plant.