Damo 2003 (South Korea), also known as Female Detective Damo, Damo: The Undercover Lady Detective, Damo, The Detective in Joseon, The Legendary Police Woman, Joseon Yeohyeongsa Damo, 조선 여형사 다모 is South Korea drama premiere on Jul 28, 2003 on MBC
This series and our heroine took place in the Joseon Dynasty. Chae Ok was separated from her brother when her father, a nobleman, was accused of treason. She managed to make her way and becomes a Damo, a low ranked woman detective. Skilled in swordplay, she must not only fight crime but face inequality for her status in society.
Her brother grew up to be a rebel leader fighting against society injustice and both brother and sister faced off against each other on opposite side of the law.