Detective K: Secret of Virtuous Widow (2011) is a Mystery, Action, History, Comedy, Crime film that follows in 1782, King Jeong-jo of Joseon asks detective K to investigate a series of murders related to a case of corruption within the government. Currently, you can watch Detective K: Secret of Virtuous Widow on Amazon Prime Video, Rakuten Viki, Amazon Prime Video with Ads, Amazon Video. Streaming availability may vary by country and platform over time. It has a user rating of 6.5 out of 10 from 50 votes. Fans of mystery movies may also want to explore similar titles below.