Joo Hyun Young is a South Korean actress who was born on January 14, 1996. She studied at Kookmin University, where she majored in Theater. She made her debut in 2018, when she appeared in the drama series “Govengers.” She followed up in 2019 with a role in the drama “Best Mistake” – and also appeared in the sequel “Best Mistake Season 2” in 2020.

Joo Hyun Young

Guide To 2025 Year-End Shows And Upcoming Awards Shows: Schedules, Lineups, Nominees, And More

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Jeon Yeo Been, Jin Young, And More Express Gratitude To Viewers As “Ms. Incognito” Nears Its End

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Jeon Yeo Been Resolves To Expose The Truth As Joo Hyun Young Fights For Her Life In “Ms. Incognito”

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Seo Hyun Woo, Joo Hyun Young, And Seo Jae Hee Shake Up Jeon Yeo Been’s Scheme In “Ms. Incognito”

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3 Unexpected Complications Arising For Jeon Yeo Been In Episodes 3-4 Of “Ms. Incognito”

Initially coming from a poor family background, Kim Yeong Ran (Jeon Yeo Been) overcame tremendous struggles to become the bodyguard for the wealthy owner of Gasung Group, Ga Sung Ho (Moon Sung Keun). Sung Ho, who's terminally ill, presents her with an unconventional offer: he'll enter into a contract marriage with her, making her the heir to his fortune. However, Yeong Ran is soon forced into hiding for three months to avoid others who want to steal her boss' money, adopting the name "Bu Se Mi" and settling in as a warm-hearted kindergarten teacher in a village. Most of the other residents view her fondly, but strawberry farmer Jeon Dong Min (Jin Young), a single father with a child in "Se Mi's" class, finds her suspicious. Can Yeong Ran successfully outrun her enemies – and convince Dong Min that he has nothing to fear from her?

Ms. Incognito

👠 SeMi Secrets 🕶️

Baek Hye Ji

After quitting his job, Gil Gu (Ahn Bo Hyun) lives a lonely, aimless life until aspiring pâtissier Jung Seon Ji (Lim Yoona) moves in to the same apartment building with her family. Seon Ji is beautiful and sweet, causing Gil Gu to fall in love at first sight. However, when he runs into Seon Ji at night, she's aggressive and terrifying, like a completely different person. Gil Gu soon learns from Seon Ji's father Sang Su (Sung Dong Il) that for her entire life, Seon Ji turns into a demon every night – and she has no idea that it's even happening. Recently injured and at his wit's end, Sang Su asks Gil Gu to watch over Seon Ji at night. Gil Gu agrees, oddly fascinated by Seon Ji's condition and secretly hoping that it might bring them closer together. Can Gil Gu find a way to help Seon Ji out?

Pretty Crazy

When her lifelong friend, Lee Do Han (Kim Do Wan) asks her for help, struggling actress Na A Jeong (Jeon Jong Seo) finds she can’t say no. Agreeing to a contract marriage to keep Do Han’s secret from his overbearing family, A Jeong soon finds herself in over her head as Do Han’s younger brother, Lee Ji Han (Moon Sang Min) refuses to accept the engagement. With Ji Han determined to sabotage their “marriage” at every turn, how long will it take before the truth is revealed? Adapted from the webtoon of the same name, this 2024 hijinks-filled South Korean romantic comedy series was directed by Kwon Young Il.

Wedding Impossible

🧨 Mission: Wedding 💍 

As a newly married woman in 19th-century Korea, Park Yeon Woo’s (Lee Se Young) life should have been a happy one. But when her new husband dies shortly after their wedding, her life goes from bad to worse when she’s kidnapped and thrown down a well. What should have been the end of her story turns out to be just the beginning when her fall into the well lands her in a swimming pool in modern-day Korea. Fished out by Kang Tae Ha (Bae In Hyuk), Yeon Woo soon finds herself presented with a strange request: to join him in a contract marriage. Lost in a strange new world, will Yeon Woo agree to make a dying man’s wish come true? This 2023 South Korean historical romance series was directed by Park Sang Hoon.

The Story of Park’s Marriage Contract

✨ The Marvellous ✨ team

Kim Yeon Doo (Lee Eun Jae), a model student, unexpectedly encounters Ji Hyun Joo (Kang Yul), a notorious bad boy, during a desperate attempt to avoid a boy from her past. Initially skeptical of Hyun Joo's true nature, Yeon Doo gradually discovers his softer side as they grow closer. Their budding romance faces a challenge when baseball prodigy Choi Seung Hyun (Lee Jung Joon) enters the picture, competing for Yeon Doo's affection and testing the strength of her relationship with Hyun Joo. As they navigate high school drama and prepare for college, the couple must confront new challenges and potential obstacles in their relationship. Adapted from the mobile dating simulation game "Best Mistake" by Day7, this is a 2021 South Korean romantic comedy drama produced by WHYNOT media.

Best Mistake 3

With Love, Dear Mistake Team 

Kim Yeon Do (Lee Eun Jae), a studious high school girl, accidentally sparks a relationship with Ji Hyun Ho (Kang Yul), a popular but unserious boy, after posting another boy's picture to deter a persistent suitor. Their budding romance is challenged when Choi Seung Hyun (Lee Jung Joon), a baseball ace, arrives and shows interest in Yeon Do, causing Ji Hyun Ho to become jealous. As their relationship faces this new tension, their classmates also begin to explore romantic connections. Based on a 2016 mobile game, this is a 2021 South Korean movie directed by Lee Yoo Yeon that explores the complexities of young love and high school relationships.

Best Mistake 2: The Movie

Blunder Brigade Returns

Kim Yeon Do (Lee Eun Jae), a studious high school girl, is constantly harassed by a boy from her past. To deter him, she posts a picture of another boy, Ji Hyun Ho (Kang Yul), on her social media. Unexpectedly, Ji Hyun Ho is her schoolmate - a popular but rebellious student who dislikes studying. As news of the post spreads quickly through the school, Yeon Do and Ji Hyun Ho begin to have multiple encounters that gradually bring them closer together. Their developing relationship creates unexpected complications for their classmates. Based on a hit 2016 mobile game, "Best Mistake 1: The Movie" is a 2021 South Korean movie directed by Lee Yoo Yeon.

Best Mistake 1: The Movie

Blunder Brigade

V LIVE, Naver TV, YouTube, Facebook

Kim Yeon Do (Lee Eun Jae) is a diligent high school student in an unexpected relationship with Ji Hyun Ho (Kang Yul), one of the school's most popular boys. Their seemingly stable romance is challenged when baseball ace Choi Seung Hyun (Lee Jung Joon) arrives and develops feelings for Yeon Do. Ji Hyun Ho becomes suspicious that Yeon Do might reciprocate Seung Hyun's interest, potentially sparking a complicated love triangle. As romantic tensions unfold among their classmates, the potential for romantic complications grows. Based on a 2016 mobile game and serving as a sequel to the 2019 "Best Mistake" series, this is a 2020 South Korean drama series written by Yoon Shi So.

Best Mistake 2

The Misteak 🥩 Team

Kim Yeon Do (Lee Eun Jae) is a high school student desperate to discourage a persistent admirer by posting a picture of Ji Hyun Ho (Kang Yul), a popular and wild schoolmate. Her impulsive social media post unexpectedly draws her closer to Ji Hyun Ho, creating tension when her best friend also develops feelings for him. As their unexpected connection unfolds, Yeon Do navigates the complicated dynamics of high school relationships and personal boundaries. This drama, based on a 2016 mobile story game of the same name, explores the unpredictable nature of teenage emotions and social interactions. "Best Mistake" is a 2019 South Korean drama series that delves into the complexities of young love and friendship.

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