Kaiba is a Taimanin and half-transformed into an Inner Demon. She is a lewd dominant girl, she can act ice-cold and is able to do her assassination missions with little regret. If her demonic power is not going out of control, she can become almost shy and embarrassed. Decided to die as a human, and views herself at this point as disposable. She has brown hair and amber eyes, and has a wolf like features like a tail and ears, her eyes shine pink when using her inner demon powers. 