A Joseon’s great detective is off to solve the secret behind the biggest political scandal It’s the 16th year of King Jeong-jo’s rule, a series of murders break out in the capital of Joseon. King suspects that the murders are a part of some high officials’ conspiracy to cover up an embezzlement scandal. He commissions a famous detective K to solve the case and find out who is behind. K’s investigation is off to a shaky start as he gets attacked by assassins from day one. He narrowly escapes death with the help of a dog seller, Seo Pil. Together, they head out to Jeokseong to find Wolfsbane ? the flower that holds key to the case. In Jeokseong, they meet a beautiful business magnate, Han who seems to hold far more secrets than she first appears.