He, Nalanyan, has the most stunning beauty in the world, but it's a pity that he is a man. Born with her mother's long-cherished wish, outsiders only knew that there was an additional eldest lady in the Nalan Mansion. In addition to Nalan Qingyun, Tong Huili and Nangong Yue, there was also Yan Zhen, the personal maid that Nalan Qingyun later brought back to take care of Nalan Yan. Apart from this, no one knows this huge secret. Always dressed in red, he is attentive and considerate and does not resent his parents' arrangement of his fate, because he has the care and consideration of his family. But when he meets his beloved Tong Zhen, will everything change?