the two are Twin sisters separated at birth they weren't aware of each others till they were 21. Jasper was raised by her mother and father till her parents were killed and her Silvally began to raise her being forced to live in the wild making her much more rugged being burned and scared forced to hide most of her face but despite all this she's still a kind person with some major anger issues. Willow on the other hand was taken by the royalty of there region due to her powers to control pokemon by just looking them in the eyes she was trained to use her powers to take over pokemons mind fully willow was given a strange man made pokemon J0X an Inky black creature that can change its form and adapt to almost any conditions. Willow is %100 loyal to the King and other Royalty that she was raised with and considers all pokemon merely tools for her Kings army.