Qiao Yan, an orphan who bears the secret of her parents' death, falls in love with her adopted uncle Gu Jingyuan, who is not related to her by blood. She is willing to marry him secretly for love but suffers a lot. After a painful divorce, she finds that the other party has always loved and protected her. After experiencing a life-and-death crisis, the two finally work together to clear the fog, harvest true love, and reunite.