
Lee Ju‑hyun (이주현, born 1991) is a South Korean actress whose career has been shaped by her work in independent film. She first appeared in productions such as The Silenced (2015) and the independent film Abyss: The Girl's Eyes (2019). She later joined Am I the Only One With Butterflies?, portraying manager Park Young-joo "Ppak‑daeri" in the second season. In addition to her acting experience, she has training in boxing. Her body of work spans film, webdrama and independent productions.

Jung-ah is a new office worker and its crush-at-first-sight when she meets Manager Lee. She wonders, "Am I the only one with butterflies?"...

Hyeon-ji wants to live a normal life, but she has a special gift passed down from her family family - the power to send dreams to other people. When a series of cruel murders occur, she must face her fate. She sends a dream through time and dives into a world of mystery to save her younger self....