She was an unpopular concubine in the Taifu's palace at that time, but because her aunt wanted to send her eldest sister to the palace, she was selected to participate in the show girl election together with the eldest sister of her original wife, paving the way for her eldest sister to enter the palace three years later. But once she entered the palace gate and it was as deep as the sea, what could she, a little concubine, do? But her mother-in-law took advantage of her aunt and sister to force her to submit. Where should she go in this deep palace wall?