[7] In early 2014, Lee Na-jeong started planned Snowy Road with the Writer Yoo Bo-ra.
Her debut work in the new place was Love Alarm, which was based on the Daum webtoon of the same name by Chon Kye-young, it centered on the life of a high school girl in a society greatly influenced by a mobile app capable of notifying romantic feelings.
Starring Kim So-hyun, Jung Ga-ram, and Song Kang, it was the first Korean drama series confirmed to be streamed on Netflix.
"[19]In 2021, Lee Na-jeong collaborated with Writer Baek Mi-kyung on a drama centered around the theme of motherhood.
"[20][21] Mine made history as the first Korean drama to feature a lesbian character in a leading role, further expanding representation in the industry.
We created a visual pre-production team (prior to filming) and prepared the concept for about 4 months, researching what kind of buildings the upper class likes in 2021 and what they use, wear, and eat.
Based on this, we clearly communicated the image and direction we wanted to create to the staff, including the cinematographer and art director, and completed the work together.
The drama's final episode recorded an average of 10.5% and 11.2% ratings for households nationwide and in the metropolitan area, respectively.
[30] In 2021, Fine Cut, an overseas film distribution company, announced the news that Lee signed a deal with Brillstein Entertainment Partners in 2021, which has a number of production studios and Hollywood stars under its wing.
Missy Malkin from Brillstain decided to signed Lee after watching tvN mystery thriller Mine (2021).
He mentioned Trii Studio (트리 스튜디오), as label under Imaginus, and stated that Lee Na-jeong is leading the label alongside fellow female creators, directors Lee Yoon-jung and producer Kim Jin-yi.
Trii Studio upcoming work is Hong sisters' OTT drama Can Love Be Translated set to be directed by Yoo Young-eun.