After an unexpected encounter six years ago, Jiang Xin became pregnant by Gu Beichen and gave birth to an adorable daughter. Six years later, they meet again and, through a series of misunderstandings and coincidences, become husband and wife. Gu Beichen conceals his identity as a wealthy tycoon from Jiang Xin and stays by her side. Jiang Xin's former university classmate repeatedly tries to win her over, but fortunately, Gu Beichen comes to her rescue every time. Eventually, Gu Beichen's true identity is exposed. Jiang Xin chooses to forgive him and also discovers that he was the man she had been with six years earlier. When villains kidnap Jiang Xin and her child, Gu Beichen arrives just in time, and the culprits ultimately receive the punishment they deserve.