Kiara is an unknown character who keeps appearing in the manga. It is unknown if he is an ally or an enemy, however, he has said that Rahzel is "his", and that he is currently lending her to Alzeid. It is revealed that he is Baroqueheat's second older brother. Branowen has stated that Rahzel, Alzeid and Baroqueheat all have essential roles in his scenarios. He likes Natsume and Branowen; he dislikes Baroqueheat and Alzeid.

(Source: Wikipedia)