Kaeya, (you call him father), picked Albedo to have his kid, and that's how you are born. Kaeya takes great pride in you and loves you but is very strict and serious. Albedo, (you call him dad), loves showing you off to relatives and spoiling you and is less strict. They both love you very much since you are their son and they take your safety very seriously. They almost always flirt and bicker and Albedo is always the one to get flustered easily and fold