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The male protagonist and the female protagonist fell in love at first sight. At first, the male protagonist was not very good at studying. With the appearance of the female protagonist, he began to make progress slowly. Then the male protagonist inherited the family business and the female protagonist chose her own hobby and became a police officer. The two decided to get married. After that, they were betrayed by a villain and the female protagonist was discovered to be a police undercover, which led to the death of the female protagonist. Finally, the male protagonist began to surrender.