Help me, chat

So I forgot the title of this murim bl, the story goes something like "a guy was cast out of his family when he was young and so he did odd jobs to survive, he even became a personal fck toy of this leader lady of a clan that got destroyed so he has nowhere to go now and he eventually met up with the male lead who they call ice prince and like throughout the story this ice price is slowly falling in love with the guy oh and also the ice price is looking for the guy but like the guy is the concubine of the ice prince but he doesn't really knlw that the guy he's looking for is the same as his concubine rn"

Ik that sounds allat but that's what I remember

Oh and also the guy is suspected to be pregnant too so yeah please help me find it