Detectives from the present and a detective from the past communicate via walkie-talkie to solve a long-time unsolved case.

At the request of his dying father, Zhenchen, a Chinese student, goes to Seoul in search of his mother, whom he has not seen for fourteen years. He soon discovers…

Yi-Hwan is a former professional baseball player. He was involved in fixing games and lost everything. Gang boss Sang-Ha runs a money lending business and a gambling location. He makes…