Detective K: Secret of Virtuous Widow (2011)

In 1782, King Jeong-jo of Joseon summons detective K to uncover the truth behind a string of killings tied to a web of government corruption. As K digs deeper, he finds the murders are not random—they’re connected to powerful officials hiding dark secrets. With each clue, the case grows more dangerous, forcing K to navigate treacherous politics and personal risk in his quest for justice.