Nam Han Joon is a former criminal profiler, who now works as a fraudster. For his scams, he disguises himself as a fortune teller and runs the fortune teller shop Minamdang. He attracts customers with his attractive physical appearance and smooth talking skills. He scams his customers for money, but he also gets involved in their cases and helps solve them. He even provides customer service for his clients. Nam Han Joon's partners are Soo Cheol and Nam Hye Joon. Soo Cheol runs a private detective agency and Nam Hye Joon is Nam Han Joon’s younger sister. She is an elite hacker.
Han Jae Hee has worked as a detective for 3 years. She is enthusiastic about her job and tries to follow a righteous path. Somehow, Han Jae Hee gets involved with Nam Han Joon.
Han Tae Sul, a co-founder of Quantum and Time, is a genius engineer with the highest level of coding skills with outstanding good looks that outweighs his engineer fashion sense. Due to his innovative achievements, Quantum and Time is a world-class company, dubbed as "The Miracle of South Korea's Engineering Industry". In reality, Tae Sul has caused his company's stocks to constantly fluctuate after the death of his brother ten years ago. One day, after witnessing the unbelievable truth of his brother's death, he sets off on a dangerous journey.
Kang Seo Hae is a soldier who could zipline from building to building, fight big built men with her bare hands, shoot guns, and install explosives. With the survival skills that she's learned from living amongst gangsters and warlords, she sets off a dangerous path of finding Han Tae Sul.
Dong Baek has an extraordinary ability. He can peer into the memories of whoever he touches. With his supernatural power, get it done attitude, and eye-pleasing looks, he is fervently revered worldwide as a superstar detective. However, when his punches meet with suspects before words, he can be a bit of a headache to his comrades. Starting from the age of twenty, Han Sun Mi is the youngest to have passed the bar exam, obtain a doctorate in criminal psychology, and become a senior superintendent in the police force. Having solved five cold cases that even a detective with supernatural powers couldn't do, she is a genius profiler. She has a secret that drives her to do what she does. These two highly-skilled professionals meet their match—a serial killer with abilities that transcend theirs combined. It's going to be a fight worth watching.
Adapted from the webtoon of the same name by Jae Hoo.