A refreshing story of love and passionate detectives solving the biggest cases in all of South Korea! In the Korean Police Department, there is a team in charge of investigating violent and special crimes. Directly from the “Violent 01” team, Detectives Han Jeoung-yu, our prodigy son, and Seo Haeso, wild mad dog, make their appearance! Ready for anything to find answers! From infiltrating a club frequented by the most powerful businessmen in the country to ... Competing in a passionate kissing contest for a luxury watch?! Get ready! That your covert mission… is about to begin!