Gu Beichuan, a renowned doctor in the capital, mistakenly thought he could not have children due to a flawed initial test report. Heartbroken, he divorced his pregnant wife in secret. Seven years later, Jiang Lingyue brings the child back to the capital, and the two unexpectedly reunite on the street. Tracing the clues, he uncovers the truth that the review notice of that year was tampered with, and also sees the hardship of her raising the child alone. With the misunderstanding resolved, he pursues his wife and raises the child, making up for the debts of the rest of his life, and the family finally achieves perfection.