The neglected eldest daughter of the Nan family, Nan Youning, is forced to marry the comatose Feng Chenxiao in place of her younger sister, only to discover the Feng family is a hidden top wealthy clan. After Feng Chenxiao wakes up and uncovers the substitute marriage truth, with his mother's strong mediation, the pair gradually shift from mutual suspicion to mutual understanding and romantic love. Nan Youning builds her own independent business with her design talent, while Feng Chenxiao fiercely defends his wife. They work together to fight against conspiracies from the Nan family, Qi family and other opposing forces, and finally gain a sweet happy relationship.
