Yang Se-jong as Lee Won-jun

Lee Won-jun

Played by Yang Se-jong · Doona! · Season 1 (2023)
male-leadcollege-studentromance
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Fan Heat

Character Arc

Lee Won-jun is an earnest, level-headed college student who moves to Seoul to attend university and takes a room in a share house. Diligent and considerate, he is initially overwhelmed to discover that one of his housemates is the famously beautiful former idol Lee Doo-na, and he tries to keep a respectful distance.

As Won-jun is drawn into Doo-na's orbit, his steadiness becomes a kind of anchor for her, even as her unpredictability tests his patience and his heart. He balances the ordinary demands of student life, friendships, and old feelings from his past against the intense, confusing pull he feels toward Doo-na.

Won-jun's arc traces his growth from a cautious outsider into someone willing to be honest about what, and who, he wants. His journey is about learning to meet Doo-na's vulnerability with his own, and deciding how much he is prepared to risk for a relationship that is anything but simple.

Key Episodes

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🌐 Fan Ecosystem

Fan Heat Index Breakdown

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Character Analysis & Cultural Significance

Lee Won-jun is one of the central figures in Doona!, a romance/drama/korean/slice-of-life/coming-of-age series that aired on Netflix from 2023. Within the narrative of Doona!, Lee Won-jun serves as a pivotal character whose decisions and relationships drive key story arcs throughout Season 1 (2023). The character's journey has been central to many of the show's most memorable and discussed moments.

Portrayed by Yang Se-jong, Lee Won-jun has become one of the most recognizable characters in modern television. Yang Se-jong's performance brings nuance and depth to the role, creating a character that resonates with audiences on both intellectual and emotional levels. Yang Se-jong's work has been recognized with 1 major award, reflecting the critical acclaim their portrayal has received.

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? Frequently Asked Questions

Lee Won-jun is the male lead, a college student who moves into the share house where Lee Doo-na lives. Earnest and steady, he becomes Doo-na's closest confidant and love interest over the course of the series.

Choi I-ra is Won-jun's childhood friend, born on the same night as him, and their mothers had long joked the two should marry. When I-ra later joins the share house, her history with Won-jun adds complication to his developing feelings for Doo-na.