A thief became a policeman's undercover and fell in love with the policeman. What's the name of this novel?

Police catch thieves by Xu Ci (published edition)) Police attack thieves by future frames 1. Cheating 2. Mo Yan's Dangerous Lover is a romantic novel about a policewoman (amnesia) who is sent to be undercover 3. Wolf shadow roars 4. See two single-handedly 5. Sending Qiu to Zuo refused to get married 6. The loss of the cold heart of the underworld 7. Romance of thieves 8. However, in the history of ancient literature in China, it mostly appeared in the form of case-solving novels, which preached traditional morality such as loyalty, courtesy, wisdom and faithfulness. In modern times, the stories of police and thieves are getting more and more exciting under the attack of European wind and beautiful rain, especially Sherlock Holmes series and other detective novels.

Cops and thieves are like a group of contradictions. Without the police, thieves would be unscrupulous; Without thieves, the police would be at a loss. The two depend on each other and make progress in constant competition.

However, Zhang Yu's "Weakness" is different from previous novels, although it is also about police and thieves. In the past, the story of the police and thieves mainly depended on the plot, but Zhang Yu's "Weakness" relied on ideas to win. Of course, this does not mean that the story of "weakness" is not strong. On the contrary, the story of "weakness" twists and turns.