mo dao zu shi i think, not sure bout the drahon part though but check it out it might be it!
I'm sorry I can't not say it but when i was reading your comment i felt like my soul is forcefully getting pulled out of my body it was so painful... anyway
Is it this one? https://www.mangago.zone/read-manga/demon_wants_to_hug/
If not, you can check out Chinese bl tag. Hopefully you'll recognise the cover :
https://www.mangago.zone/tag/Chinese%20bl/?page=1
NO
https://www.mangago.zone/read-manga/the_god_of_pain_s_groom/
Is it this one ?
NOooo
okay so basically this BL is Chinese and it’s like ancient china ifyk so basically the top has white hair and he’s like a god or whatever and he’s wearing blue and white and the bottom is like white hairs evil lover back in the past and the the black hair guy wears black and red and he comes back to life but he doesn’t know and like a dragon is involved oh and the white hair guys is now black hairs guy like helper idk just help me!!!