Kang Dong-Goo dreams of becoming a movie director, but he is cynical due to bad luck. Cheon Joon-Ki wanted to follow in his father's footsteps and become an actor, but he is now just a minor actor. Bong-Doo-Sik came to Seoul to become a scenario writer, but things have not been easy for him. These 3 men run the guest house Waikiki in Itaewon, South Korea. Their guest house is facing bankruptcy and then a mysterious baby and single mother appear at Waikiki.

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?