Responses
is it this one..since you say manga
https://www.mangago.me/read-manga/adam_no_rokkotsu/
YES THIS ONE, OMG THANK YOU, THANK YOU VERY MUCH
I remember a few years ago I read a BL manga, it was about mc falling in love with a guy with DID and he was able to treat ML's disorder. I wanna reread it but I forgot the title, does anyone know?