Today was a big day for Y/n.
He was feeling nervous while Kaeya, Bennett, and Albedo were standing next to him
Bennett: You got this man.
Kaeya: Have faith and courage, Y/n
Albedo: Just relax and stay calm
Y/n: Thanks guys. I knew I picked the right people to be the best man
Then music started to as he saw Amber, Lisa, and the Traveler walking down the aisle in their dress.
Finally Eula enters with her wedding with Jean beside
(Choice which one)
Y/n blushes to see her in a wedding dress.
Upon arriving, Y/n reached his hand and in response Eula take his hand
The Priest tells them their vows and both insert their wedding rings
Y/n and Eula saw Amber was crying with tears of joy of her friend getting married
Priest: Eula Lawrence, do you take this man to be your husband?
Eula: I do
Priest: Y/n, do you take this woman to your wife m?
Y/n: I do
Priest: Then I pronounce you Husband and Wife. You may kiss the bride.
(Imagine that is you and Eula in her wedding dress)
Everyone clap and cheer for them
Eula toss her flower and Amber is the one to catch it.
Then Y/n and Eula went on their honeymoon
Skip
Eula and Y/n still lives in Mondstadt with their baby girl. They name her Elisa, she had the hair color of her mom and the eye of her father.
In the future, Eula and Y/n will train their daughter on how to become stronger and well skilled with a sword. She might also have the same power as her mother. But for now, Elisa will having a peaceful growing up life with her parents and being visited by everyone from the Knights of Favonius.