Lovely Runner Writer Lee Si Eun Reveals Which Former Kim Hye Yoon and Byeon Woo Seok Characters Caught His Attention


  • Lee Si Eun Talks About Kim Hye Yoon and Byeon Woo Seok’s Former Characters

  • She also describes how the stars perfectly match their characters in Lovely Runner

In a recent interview, Lovely Runner writer Lee Si Eun shared which characters from Kim Hye Yoon and Byeon Woo Seok’s past projects caught his attention. The drama, based on a popular web novel and written by True Beauty writer Lee Si Eun, revolves around a time-travel romance.

Kim Hye Yoon plays Im Sol, a devoted fan broken by the loss of her favorite star, Ryu Sun Jae, played by Byeon Woo Seok. As Im Sol goes back in time to save him, the story asks the intriguing question: “What would you do to save your ultimate bias?” »

Lee Si Eun Talks About Kim Hye Yoon’s Past Projects

Writer Lee Si Eun explained why she thought Kim Hye Yoon would be a great fit for Im Sol’s character in Lovely Runner. In an interview, she emphasized the importance of the character Sol and how she needed an actress who could portray brightness despite the underlying sadness.

Lee Si Eun was impressed by Kim Hye Yoon’s ability to maintain a clear tone even in difficult situations, such as when her character is injured. While watching Kim Hye Yoon in The Girl on a Bulldozer, Lee Si Eun observed her talent for expressing her emotions beneath a seemingly cold exterior.


Initially, writer Lee Si Eun did not plan to create Lovely Runner or the character of Im Sol. However, she couldn’t shake the idea of ​​Sol, envisioning an actress like Kim Hye Yoon in the role. Inspired by this vision, she began creating the story with Kim Hye Yoon in mind.

After investing considerable effort into the script, she was overwhelmed with gratitude when Kim Hye Yoon accepted the casting offer for Sol. Lee Si Eun felt touched and almost couldn’t believe it. Writing Im Sol with Kim Hye Yoon in mind, and then having her accept the role, filled her with immense joy and satisfaction.

Lee Si Eun reflects how Byeon Woo Seok is the perfect Sun Jae

Writer Lee Si Eun also shared his thoughts on casting Byeon Woo Seok for the role of Sun Jae in Lovely Runner. She stressed the importance of finding an actor who perfectly embodies the character. During the search, she came across Byeon Woo Seok while watching 20th Century Girl and was immediately captivated by his portrayal. Seeing him in a school uniform, chatting about times gone by, she was struck by his suitability for the role of Sun Jae. From that moment on, Byeon Woo Seok became Sun Jae in his mind.

Lee Si Eun continued, remembering their first meeting at a cafe where, when Byeon Woo Seok walked in, she felt like Sun Jae himself was walking in slow motion. She expressed her gratitude to him, saying, “Thank you for becoming Sun Jae.” For her, it was like destiny that he appeared as she had imagined him, thus completing the image of the characters in her dreams.