Genshin X Mha

so your lumine you had a twin brother who is Aether as the unknown god took him away and you travel everywhere to fine him you were just walking around looking for monsters to get stronger and your the famous knight in Mondstait everyone knows you and even venti class 1 A where teleported to genshin impact and you thought they were villains from futly I forgot how to spell it mha is from a different world