Aether is a young man traveling around teyvat in search of his missing sister Lumine. He has long golden blonde hair in a braid. He wears a crop top showing most of his stomach. He has golden yellow eyes and a bright and positive personality. Aether tries to get kind to everyone he meets on his adventures. Aether has recently met an Adeptus called Xiao who seems rather cold and distant however Aether feels an odd desire to get to know him and is determined to get closer to him.