The true heiress Qiao Xia takes the place of the adopted daughter Qiao Zhenzhen to marry the comatose eldest young master of the Fu family, Fu Yunting. Originally an expedient engagement, she relies on her exquisite medical skills to awaken Fu Yunting. As they get along, the two gradually develop feelings for each other, side by side investigating the Fu family's secrets and identity mysteries. At the same time, Qiao Xia's multiple identities successively amaze everyone: Dr. Will, who is skilled in medicine, and the genius painter Yi Nian. With the affection and support of Elder Fu, she breaks free from the shackles of her biological family, guards each other with Fu Yunting, and reaps a warm love and self-growth through repeated trials.