Kim Moon Ho is a successful journalist at a mainstream news station, but when he stumbles upon a 10-year-old mystery, he is forced to delve into a subversive underground news agency. On his journey to crack the case, Moon Ho teams up with Chae Young Shin, a second-rate tabloid writer, and Healer, a mysterious online journalist. With his career and safety at stake, who can Moon Ho trust in a world full of unreliable sources?