An ordinary girl, Su Wan, rescued the injured multinational CEO Li Mochen on a rainy night, but due to an accidental amnesia, the heroine Lin Xueer betrayed her kindness. In order to save her seriously ill mother, Su Wan signed a one-year contract marriage with Li Mochen, struggled to survive amidst indifference and misunderstanding, and became pregnant with his child. Due to the misunderstanding between Lin Xueer's plan and Li Mochen, Su Wan took the ball away from home. Five years later, she returned as a perfumer to independently raise her genius son. Li Mochen discovered the truth about the past and launched a fierce pursuit of his wife. After resolving the crisis and clearing obstacles, he finally won Su Wan's forgiveness and reunited his family.
