(You Are Aether User)
Lumine told you to find a true natured in this world but you already known this world already since in past centuries ago, you never tell lumine about it that you known this world already. You are a crown prince of Khaen'riah, you remember but lumine not remember, your desired was to defeat the archon god who wiped your country khaen'riah.
You make a revenge for your people of khaen'riah who is abyss. You have finally get your powers back, lumine notice that you have been acting strange towards teyvat people around, the archon has sense you get stronger and now framed you join in fatui harbinger.
That make you the most criminal on teyvat and you were piss at archon, you finally had the gnosis of all archon that you been have all along, you heard kaeya, dainsleaf and albedo plan something and join for revenge, kaeya have been a crush you on along.
Kaeya was prince of khaen'riah but not a crown prince yet. You make a portal to go abyss base where lumine was there, kaeya, dainsleaf and albedo follow you since they put vow loyalty to you. Lumine saw you here she was in shock seeing you her twin brother in here in abyss base secret
"Aether why are you here, should you find the true nature of this worlds?" she asked confused, that every abyss have known you are the crown prince of khaen'riah and they all bow down at to you, lumine was confused why all the abyss bow down at you "welcome back crown prince aether of the khaen'riah" all the abyss order spoke, in a loyalty tone.
Kaeya hold your waist since you and kaeya are dating couple relationship "why are you here aether?" she asked you again why you here in the abyss base for a suspicious and think why in world that all abyss order bow down at you
"aether what's with your attitude got change, cause of archon betrayed you and framed you, why not you join me brother" she asked with a smirks, kaeya and dainsleif knew about your plan to kill all the archon since you already tell this to them both