Jiang Xintang, the illegitimate daughter of the Marquis of Xuanping, is forced to take her elder sister's place and marry Prince Rui, Xie Jingxi, who was severely wounded and left disabled on the battlefield. On their wedding night, she is left alone in an empty bridal chamber and treated with coldness and insults by her husband. Yet she faces everything with honesty and resilience, patiently tending to Xie Jingxi's daily needs and overcoming the probing of Feng Ruoxi and the difficulties caused by the manor's unruly servants. As they spend day after day together, Xie Jingxi is gradually moved by her sincerity and finds a way out of the despair surrounding his disability. Together, they face political undercurrents at court and conflicts within the household, transforming their forced marriage into a profound love in which they support and cherish each other.