The future of teyvat.

this takes place hundreds of years in the future of the events of the traveller so basically in modern time.

We shall meet the reincarnations of your favorite characters that being Aether, lumine and so much more.

I'd try to contain as much to our present genshin impact references that being legends about the traveller or places like Celestia, who knows maybe the tsaritsa won or maybe the traveller's sibling plan succeed or the traveller stayed in teyvat who knows ¯\_(ツ)_/¯ you just have to read it.

oh yeah for simplicity sake also because they are reincarnations they share the same name as their previous life so far are as following followed by age.
Aether - 17
Lumine -17
Venti - 17
Childe - 17 (start of the series) 18 in chapter 13.5 and onwards
Albedo - 17
Keqing - 16
diluc - 25
jean - 23
lisa - 28
klee - 10
Paimon - 8
ningguang - 25
Amy (fischl) - 16
bennet - 17
Barbara - 16
amber - 17
hu tao - 17
Zhongli - 26 well physically lol he's like 5000 years old now
Xiangling - 16
Sucrose - 16
Mona - 17
Razor - 17
Noelle - 16
kamisato ayaka - 16
kamisato ayato - 20
thoma - 18
gouro - 18
kokomi - 17
kazuha - 17
kujou sara - 19
yoimiya - 16
Scaramouche - 17 and a half
"the OGs"
qiqi - being a zombie probably still lives
Ganyu, xiao and other adepti - I guess they're still alive since they can live for thousands of years.