As Korea's biggest crime organization 'Goldmoon' expands its powers, Kang (Min-sik Choi), the head of police investigation planning department, orders the undercover cop Ja-Seoung (Lee Jeong-jae) to participate in project "New World", that will take down 'Goldmoon'. Ja-seong must choose either to follow Kang's orders as a cop or to keep his loyalty with Jeong Cheong (Jeong-min Hwang), the under boss of the 'Goldmoon' crime organization Watch drama online for free.