Rookie actress Yoo Ji An is making a strong first impression with her debut role, captivating viewers as one of the key villains in SBS’ hit Friday-Saturday drama Agent Kim Reactivated. With the series surpassing a 20% nationwide viewership rating in just four episodes, her convincing performance has helped dispel concerns that her casting was the result of favoritism.
In Agent Kim Reactivated, Yoo Ji An plays Joo Hye Ri, the daughter of construction company chairman Joo Kang Chan and a powerful school bully whose actions drive much of the drama’s early conflict. Although this marks her acting debut, she has successfully portrayed a complex antagonist whose actions place Manager Kim’s daughter in grave danger and set the story in motion.

Her casting initially sparked mixed reactions within the industry. Yoo Ji An is signed to Fantagio, which is also one of the drama’s co-production companies. As an actress with no previous acting credits landing a major supporting role in a high-profile production, some questioned whether she had benefited from preferential treatment because of her agency’s involvement.
However, those doubts quickly faded after the series premiered.
From her very first appearance, Yoo Ji An delivered a confident performance that showed little sign of inexperience. She convincingly portrayed Joo Hye Ri’s arrogance and cruelty, particularly during scenes in which her character manipulates classmates, falsely presents herself as the victim, and later experiences overwhelming panic after a violent confrontation leaves another student unconscious.
Her cold gaze, commanding screen presence, and emotional transitions have demonstrated that she is far more than a newcomer learning on the job. Instead, many viewers have praised her as a well-prepared rookie capable of handling emotionally demanding material.

Another factor behind her successful portrayal has been the chemistry she shares with fellow newcomer Seo Su Min, who plays Kim Min Ji, the daughter of So Ji Sub’s character and Joo Hye Ri’s primary rival. Interestingly, Agent Kim Reactivated also marks Seo Su Min’s acting debut.
The two rookie actresses have carried one of the drama’s central storylines the conflict between a school bullying victim and her tormentor with performances that feel remarkably natural. Their convincing rivalry has been widely credited with strengthening the emotional impact of the series and contributing to its rapidly rising ratings.
Despite the growing attention surrounding the drama, very little is publicly known about Yoo Ji An herself.
Her profiles on major Korean portal sites include only basic information such as her agency and Instagram account, while details like her age, educational background, and hometown have not been disclosed. Her personal Instagram account is equally minimal, containing only a handful of posts and following only Fantagio’s official account.

This unexpected sense of mystery has only fueled public curiosity. Rather than relying on personal publicity, Yoo Ji An has introduced herself to audiences almost entirely through her acting, allowing viewers to focus on her raw talent instead of her personal background.
Ultimately, Agent Kim Reactivated has proven that Yoo Ji An’s casting was not a case of agency favoritism but a successful investment in new talent.
Making her debut in a drama that has already surpassed 20% ratings is a remarkable start to her career. As the newest member of Fantagio’s acting roster alongside established stars such as Cha Eun Woo and Kim Seon Ho, Yoo Ji An has already demonstrated that she has the potential to become one of the agency’s most promising young actresses.
By overcoming early skepticism with a performance that speaks for itself, Yoo Ji An has passed her first major test and audiences will now be watching closely to see how her acting career develops from here.
Sources: Naver
