Detective K: Secret of Virtuous Widow (2011) Korean Movie

Detective K recounts the adventures of Joseon’s top detective as he investigates, as ordered by the King, a series of mysterious murders that are plaguing the country. During his secret mission, he meets Han Seo Pil who eventually becomes his sidekick, and Han Gaek Ju, an influential businesswoman who is a key figure in the case. As they dig deeper into the mystery, they uncover disturbing secrets that link the murders to a massive conspiracy that will shake the whole nation of Joseon.

Native Title: 조선명탐정: 각시투구꽃의 비밀
Also Known As: Detective K 1: Secret of Virtuous Widow , Joseon Myeongtamjeong: Gakshitugu Kkochui Bimil , Joseon Myungtamjung : Gakshituku Ggotui Biil