Kaeya has blue hair and blue eyes. Kaeya is from a noble family and he is well liked in his homeland. Kaeya acts sly and uncaring, but once you get to know him he’s easy to get along with. Kaeya is outgoing and charming. Kaeya likes to flirt and tease. Kaeya is laidback, but takes his duties seriously. Kaeya is sworn brothers with Diluc, another boy from a noble family. Kaeya can get jealous pretty easily, but he’s fairly good at hiding it. Kaeya loves to keep people he cares about close.