The female protagonist Xia Zhi is a doctor, while the male protagonist He Mingsen is an anti-drug policeman. The two met in the police station, and then the male protagonist began a series of pursuits of the female protagonist Xia Zhi. The two met in winter but fell in love in summer. However, due to the crimes of Myanmar's drug lords, He Mingsen began his six years as an undercover police officer. Six years later, all his drug dealers were wiped out. He returned to the city where he met Xia Zhi. He thought Xia Zhi would forget him, but Xia Zhi really waited for him for six years. The night before they were to get married. The drug dealer's man was on the verge of madness due to drug addiction. Seeing He Mingsen walking unharmed on the street, he suddenly became murderous and inserted a knife into He Mingsen's heart. In the end, they clearly fell in love, but they were separated from each other the day before the wedding.
Purpose: The profession of anti-narcotics police is sacred and inviolable