She began her career by joining the Seoul Performing Arts Company in 1996 and made her debut in the musical "Simcheong" the following year.

She went on to star in various productions such as Bari, Annie Quang, All That Jazz, Broadway 42nd Streets, Empress Myeongseong, Love in the Rain, and Mamma Mia.

Her supporting roles performances in dramas such as My Mister, Sky Castle, Racket Boys, and Alchemy of Souls earned her wider recognition.

[4][5] Afterwards, she appeared in "Bari," "Annie Quang," "All That Jazz," "Broadway 42nd Street," "Empress Myeongseong," "Love in the Rain" and "Mamma Mia.

Despite initially being cast as the main character, her Japanese skills weren't perfect, so she returned after two years as an ensemble member.

[4] Oh gained popularity and recognition for her distinctive performances in hit dramas such as Woman of 9.9 Billion, which aired in 2017, tvN's My Mister (2018) and JTBC's Sky Castle (2018-19) following nearly ten years of acting on screen.

[12] Oh Na-ra's supporting roles in the internationally aired Netflix dramas Racket Boys and Alchemy of Souls garnered her broader recognition.

He works with his best friend Soon-mo (Kim Hee-won), the head of Sunmo Publishing Co. Hyeon meets aspiring author Yoo-jin (Mu Jin-sung), who changes his values.

In the box office as of December 16, 2021[update], it ranked 10th among domestic films released in 2021 in South Korea, with a gross of US$4.36 million from 514,260 tickets sold.

[16] Oh Na-ra's family circumstances, which included her younger brother's mental disability and her father's business failure, had a significant impact on shaping her into a dedicated and hardworking actress.

Kim, a former actor, teaches acting at a model academy and manages the wine bar West End in Seoul's Cheongdam-dong neighborhood.