The Devil In White

The boy Akio had befriended the 15 year old Queen who had ruled since the death of her parents

The lovely queen Sumiko was young and had became queen of the land at the age of her 14. The young queen had a secret. She wasn't the real daughter of the previous Queen and King, She was Satan's daughter... as well Satan had died against war with the angels. So Satan sent one of his female warriors to the human world where she had left the Daughter of Satan on stairs of the castle where Sumiko was adopted by King Taro and Queen Hide... until their deaths of them trying to save Sumiko from the villagers because they thought she had been possessed by Satan.