One the Woman () is a 2021 South Korean television series directed by Choi Hyeong-hun and written by Kim Yoon. It stars Lee Hanee in a dual role, Lee Sang-yoon, Jin Seo-yeon, and Lee Won-geun. The drama premiered on SBS TV on September 17, 2021, and aired every Friday and Saturday, at 22:00 (KST).
The series ended on November 6, 2021, after airing 16 episodes. The last episode achieved a viewership of 17.8%, about 3.2 million views, which was its highest nationwide ratings in its entire run.
Synopsis
The life of Jo Yeon-joo (Honey Lee), a prosecutor with tough personality, changes completely after waking up from a coma and discovering that she suffers from amnesia caused by a car accident. She is mistaken for Kang Mi-na, a cold woman who looks just like her. Mi-na is the youngest daughter of Yumin Group and the second daughter-in-law of the Han family, owners of Hanju Group. Due to Kang Mi-na's illegitimate status, both her and her husband’s family mistreat her. However, when Yeon-joo lives as Mi-na in the Han's household, she fights back against the family's mistreatment of her.
Han Seung-wook (Lee Sang-yoon) is a chaebol, who still cherishes his first love. He left South Korea because he wanted to avoid the savagery of a fight for inheritance, but comes back in order to discover the truth behind his father's sordid death. When he meets his first love by chance, he does not want to lose her again.
Cast
Main
Lee Hanee as Jo Yeon-joo / Kang Mi-na
Kim Do-yeon as young Jo Yeon-joo / Kang Mi-na
Lee Hwa-kyum as Kang Mi-na after plastic surgery / Kim Eun-jung
Jo Yeon-joo: 33 years old, a graduate from Seoul National University School of Law, she works at the Seoul Central District Prosecutors' Office. She worked hard on her own to lift her career from the bottom. Because she had to interact with gangsters from various countries, she endeavored to learn how to speak at least 4 languages. She is skilled in martial arts which she uses to subdue gangsters. Because of the harsh environment she grew up in, she developed a strong stamina and strength enabling her to withstand physical assaults that can be life-threatening to others. Kang Mi-na: 34 years old, youngest and illegitimate daughter of Yumin Group and the second daughter-in-law of Hanju Group. Because of her illegitimate background, her family and her husband's family treat her like a maid. In order to hide and help Yeon-joo while trying to expose Han Sung-hye, she undergoes plastic surgery and poses as Han Sung-hye's newly hired secretary, Kim Eun-jung
Lee Sang-yoon as Han Seung-wook / Alex Chang
Kim Young-hoon as young Han Seung-wook
36 years old, a third-generation disgraced chaebol, he is the only son of Chairman Han's late brother and Kang Mi-na's former boyfriend. After being exiled by his uncle, he returns to South Korea to seek the truth behind his father's death and also to find his first love. Jin Seo-yeon as Han Seong-hye 38 years old, a talented businesswoman, she is the eldest daughter of Hanju Group and Kang Mi-na's sister-in-law. An ambitious and narcissistic heiress, she would do anything to get what she wants including getting rid of people whom she believes are standing on her way. When she was younger, she accidentally killed her uncle and hit Yeon-joo's grandmother when she ran away from the factory. Lee Won-keun as Ahn Yoo-jun 32 years old, Jo Yeon-joo's university friend, who comes from a wealthy background and works as a prosecutor at the Seopyeong District Prosecutors' Office. He has feelings for her.