During a business trip, Qiao Fei encounters Huo Linghan, who is being persecuted by his stepmother. The two join forces to escape danger, and due to the effects of a drug, Huo Linghan and Qiao Fei end up having a one-night stand. The next day, feeling betrayed, Qiao Fei scolds him for taking her innocence, but ultimately forgives him and gives him 500 dollars as compensation. Huo Linghan becomes intrigued by her and learns that she works multiple jobs to support her ailing mother, rushing to the hospital in a hurry. Qiao Fei's mother is critically ill and requires 300,000 dollars for treatment, while her stepmother pressures her to marry a greasy man. Huo Linghan pays for the medical expenses and proposes a contract marriage. Mistakenly thinking Huo Linghan is poor, Qiao Fei agrees to marry him in gratitude for saving her mother, only to later discover he is the CEO of a powerful empire.
