IT'S A MANHUA WHERE THE MC MOVES INTO AN APARTMENT SOMETHING AND HE HAS NEIGHBORS WHICH ARE POPULAR PEOPLE AND THEY HAVE A SECRET LIKE THE DUDES LIKE A FOX SPIRIT OR SOMETHING AND THERE'S THIS LADY AND SHE ALSO LIKE A SPIRIT OR SOMETHING AND THERE'S THIS DUDE THAT'S LIKE A DRAGON THAT'S CALLED UHMM LIKE A PIXIU AND THE MC'S LIKE ALSO A SPIRIT OR god OR SOMETHING AND HE'S LIKE CALLED A BIXI AND HE'S STUDYING ARCHITECTURE AND THE PIXIU DUDE'S LIKE AN ACTOR AND HE PROTECTS THE WORLD WITH HIS POWERS AND STUFF AND IT'S SHOUNEN AI OR BL
OMG THANK YOU SO MUCHHHH!!!!
BL Enemies to Lovers trope, where the mc and ml have a feud on each other and the mc getsamnesia and falls in love with the mc
Have you ever read Lost in the Cloud? Its enemy to lovers but I'm not sure about everything else you listed, its definitely worth reading.
https://www.mangago.zone/read-manga/i_m_banging_my_rival_from_a_parallel_world/uu/ibx_chapter-1/pg-1/
yuppp I'm finding bl that are like that
Then I think you would really enjoy it!