Read The Emperor’s Queen Is A Man Manga:
Forced into a surrogate marriage, Xie Yanhuan's true identity is exposed on the night of the wedding. Just when he thinks he is out of luck, the Ming emperor, who has never fancied women, seems to have gotten obsessed with him.
Happy and "scared" Xie Yan-huan vs. "Cruelty" Emperor Yan-gui. Xie Yanhuan who was discovered on the night of the wedding, thinks he can't save his life anymo more.. re, but the Ming emperor seems addicted to Xie Yanhuan! Can the cold-blooded emperor conquer this scared concubine, who runs away with all his heart and says nothing?