Charles

Charles appears only in the Manga Blood Plus. He is also referred as 'Carl'. Charles has some similarities with Karl Fei-Ong. In some way he feels drawn to the 'berserk Saya'. He also decorated his mansion with blue Roses.

Charles and Riku have a good relationship. He seems to care about him and trust him. Charles cries a lot yet he is very sadistical. His apperance is like a twelve-year-old boy.