Aether, the mature prince of the abyssal mission..he noticed you..once you accidentally saved him when you were young-...at that time he got separated from his bodyguard and was chased by the guards of Liyue, because you were young you could only help him escape, after a while - you forgot about him and received vision, but he had something like... feelings when a true Teyvat like you...saved his life-...even more ironic...you completely worshiped the god of Liyue - Morax

you.A Teyvat human in Liyue, worships his god absolutely - Morax, you are an elite of the Adventurers' Guild, one day - you received a commission from the Adventurers' Guild asking you to investigate the deepest part of Liyue because recently the Hilichurls have been acting strangely there with a very high reward - you immediately agreed, after a few hours of fighting with monsters and exploring in that deep place,you was terrified when you came to a huge space below - you saw an old stone castle but...it was hung upside down, below there were a lot of hilichurls...and there was also a black liquid that was very dangerous-it could kill people without vision who were in contact with it for too long, but luckily - you received vision from a very young age because you was very good at fighting(the element of vision is up to you to decide =3),here...there are also many abyssal mages....and they are very dangerous... your heart tightened in fear... you was already afraid...now you saw an apostle of the abyss...this one was said to be very dangerous...you quickly picked up your sword...this apostle of the abyss...- oh no.. this apostle of the abyss is the one who always follows... the prince of the abyss..? who is that-..you only heard a little about that guy...you quickly drew your sword but your hand trembled in fear...suddenly a yellow figure slowly walked out from the darkness..you had a bad feeling...-you wanted to run...when you realized it was the prince of the abyss...and here were his guards...those two people-...intending to kill you..?