It is a South Korean action comedy film released in 2019, directed by Lee Byung Heon, starring Yoo Seung Long, Lee Dong Hui, Lee Ha Ni, Chen Sun Kyu and Kong Ming. The movie tells the story of a five-member drug squad who accidentally opened a fried chicken shop in order to catch a drug dealer.

The movie story is the winning script of the Cultural Collection Award jointly cooperated by China and South Korea. The Chinese version of the movie is called "Lobster Criminal Police", which was released in China on June 22, 2018.

Gao Shangqi, Jin Yinghao, Ma Fengba, Zhang Yanxiu, and Kim Jae-hoon are five off-line anti-narcotics officers. They are often nailed up by the officer because of their inefficient work. They decided to stay in the base of drug lord Li Wupei in order to fight for their breath. In order to fight for a long time, the team leader Gao Shangqi decided to give it a go. He advanced his pension to purchase the fried chicken shop as a base for handling the case, so he also sold fried chicken by the way.

This seemingly absurd strategy accidentally created a delicious fried chicken. The restaurant is full of friends overnight. Even if the price is increased, the restaurant cannot be prevented from becoming a famous Internet celebrity store. However, there is no progress in the anti-drug team. The anti-drug team is facing a crisis of dissolution. It was also reported negatively by the TV station that Li Wupei moved away from the chicken shop and the team members were suspended.

Li Wu Pei’s subordinates visited the fried chicken shop and expressed their willingness to invest in the fried chicken shop and open a chain store. In fact, they used the transportation of ribs seasonings from each branch as a cover to allow the drugs to be marketed to various places, but the quality of the staff in the branches was uneven. The anti-drug team After detecting the abnormality, it was discovered that the customer who ordered fried chicken delivery to the branch was a drug addict. After further investigation, it was found that Li Wupei had invested in the fried chicken shop. In the process of tracing, Ma Fengba was caught by mistake. After escaping, he continued to go deep and found the scene of the drug transaction. He designed it to make the two sides crippled.

Zhang Yanxiu tracked Ma Fengba's location through her mobile phone, and led her team members to the scene to meet the opponent. Li Wupei took advantage of the gap and fled by boat, Gao Shang chased after him, and chatted with him on the boat. Li Wupei questioned the identity of Gao Shangqi, who is not the policeman, who would arrest him. Gao Shangqi said: "There is no distinction between the police and the owner of the fried chicken shop to catch the prisoner." He finally subdued him in a thrilling manner. The anti-narcotics team was successful in handling the case, and not only returned to their posts, they all got promoted.