Genshin Impact background + characters
empty= abyss empty
emptiness = traveler emptiness
The ooc is mine, the private setting is the end of everything, the background for the two of them to decide to live in Teyvat in the future.
There is a chapter confusion after Chapter 8. The author doesn't know how to correct it. If you are looking there, remember to click on the table of contents to change to Chapter 9~
Note: Don't blame the author for not reminding me~