Lee Sung Kyung is trading her stethoscope for haute couture in MBC’s emotionally charged romance “In Your Radiant Season,” and the first look reveals a character unlike anything we’ve seen from the beloved actress before. This isn’t your typical K-drama heroine—she’s broken, guarded, and absolutely captivating.
After stealing hearts in “Weightlifting Fairy Kim Bok Joo” and “Dr. Romantic,” Lee Sung Kyung returns with a role that promises to showcase her dramatic range. The newly released stills hint at a performance that could redefine her career.
Table of Contents
Lee Sung Kyung Drama Overview
| Detail | Information |
|---|---|
| Title | In Your Radiant Season |
| Network | MBC |
| Premiere Date | February 20, 2026 |
| Air Time | 9:50 PM KST |
| Lead Actors | Lee Sung Kyung, Chae Jong Hyeop |
| Genre | Emotional Romance |
Meet Song Ha Ran: Fashion Designer with Frozen Heart
Lee Sung Kyung plays Song Ha Ran, the head designer at Nana Atelier, South Korea’s most prestigious high-end fashion house. On the surface, she’s the picture of perfection—flawless styling, composed expressions, and impeccable professionalism. But beneath that polished exterior lies devastating pain.

After losing the people she loved most, Ha Ran built fortress-like walls around her heart. She lives like it’s perpetual winter—cold, isolated, and shut off from meaningful connections. The fear of losing someone again keeps her emotionally distant, even as she projects total control in her professional life.
The released stills brilliantly capture this duality. Lee Sung Kyung’s steady gaze and upright posture convey professional excellence, but there’s unmistakable loneliness behind her carefully maintained smile. One particularly striking image shows an earlier version of Ha Ran—bright, open, and full of life—creating a heartbreaking contrast with who she’s become.
A Romance of Opposites
The drama centers on the collision between Ha Ran’s endless winter and Sunwoo Chan’s eternal summer. Played by Chae Jong Hyeop, Chan approaches every day like an exciting vacation—the complete opposite of Ha Ran’s emotionally frozen existence. How these opposing forces will thaw each other’s defenses forms the heart of the story.
This setup promises the kind of emotionally resonant storytelling that Korean dramas excel at, blending character-driven romance with deeper themes about grief, healing, and learning to open your heart again after devastating loss.
Why This Role Could Define Lee Sung Kyung’s Career
The production team praised Lee Sung Kyung’s ability to convey complex emotions, noting her signature delicate acting style will reveal Ha Ran’s inner world beyond the glamorous facade. They promise a character where perfection and pain, loneliness and excitement intersect—exactly the kind of layered role that separates good actors from great ones.
For fans who’ve followed Lee Sung Kyung’s career, this represents a significant departure. While she’s shown vulnerability before, Ha Ran’s emotional imprisonment and gradual thawing offer opportunities for sustained dramatic depth. The challenge of portraying someone actively suppressing emotions while slowly rediscovering them is precisely what showcases an actor’s range.
The contrast between “before” and “after” Ha Ran also provides built-in dramatic material. Flashbacks showing her former warmth against her current coldness will let Lee Sung Kyung demonstrate versatility within a single role.
What Makes This Romance Different
“In Your Radiant Season” isn’t selling cute meet-cutes or instant chemistry. It’s exploring how deeply wounded people protect themselves and what it takes to risk connection again. The winter-versus-summer metaphor isn’t subtle, but it effectively frames the emotional journey.
The fashion industry setting adds visual richness while potentially exploring themes about maintaining appearances versus inner truth—especially relevant for a character whose professional life demands perfection while her personal life crumbles.
With MBC’s track record for emotionally mature romances and Lee Sung Kyung’s proven ability to make viewers feel deeply, “In Your Radiant Season” could be the healing-focused romance that defines early 2026 K-drama discussions.
Catch Lee Sung Kyung’s previous work on Viki to see the emotional foundation she’s building on for this transformative role.
FAQs
When does “In Your Radiant Season” premiere?
The drama premieres on February 20, 2026, at 9:50 PM KST on MBC, starring Lee Sung Kyung and Chae Jong Hyeop.
What character does Lee Sung Kyung play in the new drama?
She plays Song Ha Ran, a top fashion designer who emotionally isolates herself after losing loved ones, building defensive walls to avoid further pain.





