Responses
devil's lover
https://tomadamsassociates.uk/read-manga/night_song_mgs/
similar but somewhat opposite to what you've described (ml got shunned to human world, ml fell in love with mc)
Are there any manga or webtoon similar to this where the MC goes to god world and falls in love with the ML who's a god https://tomadamsassociates.uk/read-manga/my_calypso/