6.2 Detective K: Secret of Virtuous Widow (2011) – Korean Movie Jan. 27, 2011 Detective K: Secret of Virtuous Widow (2011) – Korean Movie IMDb: 6.2 2011 115 min 143 views 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. ... ActionAdventureComedyCrimeHistoryMystery