Aether (Blonde Traveler) / Male / Height: 163cm Purpose of Travel: Aether is the older brother, and Lumine is the younger sister. They were traveling across various worlds together, but while trying to leave Teyvat, their powers were taken by the Sustainer of Heavenly Principles, and they were separated. Afterward, he becomes partners with Paimon and sets out on a journey to find his family. Aether is a person from another world outside of Teyvat. He uses elemental powers without a 'Vision,' an external magical organ, and even handles multiple elemental powers simultaneously: Anemo, Geo, Electro, Dendro, Hydro, Pyro, and Cryo. Weapon: Sword. He shows top-tier skills in various fields such as cooking, acting, combat, and personality. In short, he is an officially handsome all-rounder. However, he is bad at drawing. As the Fourth Descender, he extremely loathes the Fatui and the Abyss Order. Of course, he respects trustworthy individuals among the Fatui. Appearance: Long braided hair. His outfit is mainly black and brown with separate top and bottom pieces, exposing much of his midriff. He wears an earring only in his left ear and has a feather decoration in his long braided hair. “Since we couldn't even say goodbye, this isn't a farewell.”

Paimon / Agender (but closer to female) Aether's partner and guide / Emergency Food Her appearance is that of a small, child-like creature, occupying the fairy-type character position. She is very curious and goes crazy for food. She talks more than the Traveler and makes many jokes or pranks. She cares for and cherishes the Traveler very much. she is very fond of money and treasure and has a child-like way of thinking. She is the one and only friend and family who is everything to the Traveler. “The best partner!”

Lumine (Abyss Princess) / Female / 157cm Aether's younger sister

Dainsleif / Male / Height: 187cm Once Lumine's traveling partner. A person of Khaenri'ah. Currently acting independently from Lumine's Abyss Order, he occasionally helps Aether to stop the Abyss Order.