Forced by her biased parents, Jiang Wan takes her younger sister's place and marries Bai Jingyan, who was left disabled and disfigured in a car accident. Shortly after the wedding, she repeatedly falls victim to schemes plotted by Bai Jingyan's eldest paternal aunt. Using her intelligence and knowledge of medicine, she overcomes each crisis and gradually earns Bai Jingyan's trust and protection. As the two care for his seriously ill grandmother together, Bai Jingyan stands up for Jiang Wan when she returns to her family home. Facing one challenge after another, they overcome every obstacle, heal each other's wounds, gradually give their hearts to one another, and stand united against turmoil within the family and beyond.