HELP ME FIND THIS MANGA/MANHWA

Do you know what manga/manhua this is?
Its a yaoi/BL
Its a story about a prostitute and his little brother. He was the number 1 prostitute but things happen and his face got injured and that got him demoted as only a server there.
In the brothel he met a prince and the prince fell in love and promised to take him out of there when he won the war.
The prince never came and the prostitute became ill.
He was put into a shed and left for dead.
His brother was trained to be prostitute too and out of anger for lovking his brother up in a shed, his brother butn fown the brothel and the shed with it.
Years pass and the prince won the battle, he searched for the prostitute and they finally reunited.

It takes place in like kingdom era. I feel like their clothes are chinese...

I remember this so vividly but I cant find it anywhere!