This drama is a romantic thriller that centers around a criminal profiler, Lee Hyun who previously work as a consultant at the police department in New York. After he returns to south Korea, he’s in charge of a special criminal investigation team. Due to his special insight, he can analyze the crime scene and the suspect at one glance. He works together with an elite detective, Cha Ji An to solve the crimes and they develop a romantic relationship.

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