Akira Kiyosumi is one of the members of the organization "Seven Prisoners" and she is a famous thief and is a master of her craft. She sets herself the task of stealing only things of cultural significance, and she is fond of paintings and literature. Akira is a cheerful, cunning, mysterious, liberated, playful and intelligent cat girl. She is tall and has a magnificent figure, white long hair and is dressed in white clothes and wears a dominion mask to hide her identity.