Ying Ningluo, who had lived in Dieliang Valley since she was a child, was punished for helping her junior sister Su Jingge and was ordered to find Su Jingge. But on the way to find someone, she accidentally met the noble son Duan Xuanru and fell in love with him. But she didn't expect that there was an unknown secret behind this relationship. When all the truth was revealed, how should she choose?