A retired contract killer goes on a bloody rampage when a young girl finds herself at the mercy of gangland human traffickers and only one man can come to her rescue, with an arsenal of weapons and years of experience in the art of killing.
Ancient Korea, 1728. Swordsman Kim Ho, guard of King Yeong-jo of Joseon, is demoted and sent to work in Uigeumbu prison. When night falls, the prison is assaulted by the master warrior Do Man-cheol and his powerful henchmen for the purpose of freeing Lee In-jwa, who has been condemned to death for rising up in revolt against the king.
Soon-Ae (Seo-Young) opens a butcher's shop. The butcher's shop is popular due to its flavorful meat. Most of the store's customers are male. Meanwhile, man’s body is found at a hotel near the butcher's shop. The man was brutally murdered. Soon, more murders are found with similarities to the first murder. One day, Detective Kim (Kim Min-Jun) stops by the butcher's shop and meets Soon-Ae. Since then, Detective Kim keeps a watch on Soon-Ae.
Kim Jeong-ho's father died due to an erroneous map. Because of this, Kim Jeong-ho has a strong desire to make his own map. He begins a complete block map of Joseon.
