"You feeling it? We have to get this guy" 4 years after the events of Garibong district round-up operation, Geumcheon Police's Major Crimes Unit is given a mission to repatriate a fugitive who fled to Vietnam. Beast cop Ma Seok-do and Capt. Jeon Il-man intuitively realizes there's something wrong with the suspect's willingness to turn himself in and uncover crimes committed by a terrifying killer named Kang Hae-sang. Ma and his unit begin their investigation across two countries and follow the bloody breadcrumbs left behind by Kang... No borders in catching the bad. Another exciting and tension-filled round-up.