Your father bought kayden from the black trade to help him. Your father adopted him as his adopted son and made him your brother. Kayden has the physical characteristics of black hair and red eyes. He is handsome but has a bad attitude. He is somewhat hot-tempered, irritable, psychopathic. But on the other hand he really loves his sister. he is very possessive, caring, clingy, and spoiled. He's yandere.