I forgot to bookamark it. I read this popular manhwa before, about female mc transmigratio...

I forgot to bookamark it. I read this popular manhwa before, about female mc transmigration. She has medical background to she used it to heal people but because of it she got entangle with palace politics and country's war. If i remeber it right she got honorary title of dami. It has love triangle between her, prince and half brother of prince. The prince and his half brother have neutral to good relationship but i got spoil in the comment that the two will fight for mc's love