Confidential Assignment

Confidential Assignment (; lit. "Cooperation") is a 2017 South Korean action film directed by Kim Sung-hoon. It stars Hyun Bin, Yoo Hae-jin and Kim Joo-hyuk.
Synopsis.
Im Cheol-ryung (Hyun Bin) is an officer of a special investigation team in North Korea. His team goes to a disturbance at a warehouse that prints counterfeit money. Im Cheol-ryung's superior Cha Ki-seong (Kim Joo-hyuk) and his own team are there to steal the master plates to print the counterfeit money. A shootout takes place and, in the process, Im Cheol-ryung is shot and others killed.
North Korean officials later learn that Cha Ki-seong has fled to South Korea. Im Cheol-ryung is ordered to capture Cha Ki-seong and retrieve the stolen master plates. He is given only three days to complete his mission. For the first time, South Korea and North Korea decide to cooperate to catch a criminal. South Korean officials though have doubts whether Cha Ki-seong is really a killer. Detective Kang Jin-tae (Yoo Hae-jin) from Seoul is ordered to watch over Im Cheol-ryung tightly while he is in South Korea.
Reception.
"Confidential Assignment" opened in second place at the box office on January 18. It rose to first place in its second week selling an accumulative 4 million tickets by January 30 and surpassed the 5 million mark two days later.
The movie became the most viewed Korean movie during the first half of 2017 by attracting 7.8 million audience locally. However, this record was surpassed in August by "A Taxi Driver".
International.
"Confidential Assignment" was sold to 42 territories, including the U.S. and several countries in Asia.
Sequel.
"", a sequel was announced on August 24, 2020. Filming started on February 18, 2021.