What this Story is about

In his last moments, he feels a spear plunged through his chest, his karma dissipating as his eyes close to an eternal sleep, or so he thought as when he opens his eyes again he's greeted with the sight of a whole new world.

or

What happens to Xiao when he dies fighting against Celestia only to be reborn as in Honkai star rail as a long life human .on the Xianzhou Loufu.

This story's been living rent free in my head for a while now, my first fanfic so I accept feedback with open arms.
DISCLAIMER: I DO NOT OWN GENSHIN IMPACT OR HONKAI STAR RAIL