The new Korean drama In Your Radiant Season is now available on Hulu, and it is quickly becoming a favorite for romance fans. The show premiered on February 20, 2026, and tells the emotional story of two people who find each other again after a tragic accident seven years ago .
If you are wondering whether this drama is worth your time, here is everything you need to know about the story, the characters, and why people are talking about it.
What Is In Your Radiant Season About?
The drama follows Song Ha-ran, played by Lee Sung-kyung, a top designer at a luxury fashion house. Seven years ago, she lost her boyfriend in a terrible explosion. Since then, she has closed herself off from everyone. She avoids deep relationships and lives in a permanent emotional winter .
Seonu Chan, played by Chae Jong-hyeop, survived that same explosion. He suffered burns, hearing loss, and memory problems. The only thing he remembered clearly was Ha-ran’s voice from a video message she sent to her boyfriend. That voice saved his life when he was at his lowest point .
Now, Chan returns to Korea for a work project. His company partners with Ha-ran’s fashion house. Chan recognizes her immediately, but she has no idea who he is. He proposes a “three-month neighborhood friendship trial” to slowly break through the walls she has built .
Where Can You Watch It?
For viewers in the United States, In Your Radiant Season streams exclusively on Hulu . New episodes arrive every week. The show is also available on Disney+ in many other countries around the world .
The drama airs in South Korea on MBC every Friday and Saturday night. For international viewers, new episodes drop on Hulu shortly after they air in Korea .
Here is the full episode schedule for March 2026 :
- Episodes 1-4: Available now (aired February 20-28)
- Episode 5: March 6, 2026
- Episode 6: March 7, 2026
- Episode 7: March 13, 2026
- Episode 8: March 14, 2026
- Episode 9: March 20, 2026
- Episode 10: March 21, 2026
- Episode 11: March 27, 2026
- Episode 12 (Finale): March 28, 2026
The series has a total of 12 episodes, so there is plenty of story left to enjoy .
Why Are Viewers Loving This Drama?
The show has connected with audiences because it feels real. The romance does not happen overnight. It builds slowly as two broken people learn to trust each other .
Lee Sung-kyung delivers a powerful performance as Ha-ran. She shows a woman who is cold on the outside but hurting deeply on the inside. Chae Jong-hyeop brings warmth to Chan, hiding his own pain behind a bright smile. Their chemistry feels natural and earned .
The drama also explores deeper themes. It asks viewers to think about grief, healing, and what it means to move forward after loss. The title refers to the different emotional “seasons” each character lives through .
The show uses small details to tell its story. A single geranium flower that Chan rescues and gives to Ha-ran represents her frozen heart slowly coming back to life. The flower meanings include “memory” and “determination” . A tattoo on Chan’s body that reads “Memento mori” (remember that you must die) represents his vow to live without regret after surviving the explosion .
The Story Beyond the Main Couple
What makes this drama different is its focus on multiple generations. Ha-ran lives with her two younger sisters and her grandmother. The family lost their parents years ago, so the grandmother raised all three girls alone .
Lee Mi-sook plays Kim Na-na, the grandmother and a famous fashion designer. She has her own love story developing with a cafe owner named Park Man-jae (Kang Seok-woo), her childhood first love. Their story runs alongside the main romance and adds warmth to the show .
Han Ji-hyun plays Song Ha-young, the middle sister who works at the family business. She is lively and always looks out for her older sister. Oh Ye-ju plays the youngest sister Song Ha-dam, a high school student who shocks everyone by announcing she wants to get married .
These family stories make the drama feel full and rich. Every character has their own struggles and their own path to healing .
What Happened in the First Four Episodes?
Episode 1 introduced the tragedy. Ha-ran flew to Boston to surprise her boyfriend, but a lab explosion killed him. Chan survived but lost his memory, except for her voice .
Episode 2 brought them together. Chan’s work project connected him to Ha-ran’s company. She did not recognize him. When a jealous coworker stalked Ha-ran, Chan helped catch her. Ha-ran lost the special pen her late boyfriend gave her, and Chan realized he was the one who picked out that pen years ago .
Episode 3 showed their first real connection. At a palace, Ha-ran heard a voice that reminded her of her dead mother. The grief she held inside for years finally burst out. She apologized to Chan for being cold and admitted she was afraid to love anyone. Chan shared his own pain and said they should heal together this time .
Episode 4 began their trial friendship. They went on a picnic and bike ride. But while driving, a loud horn triggered Chan’s trauma. He experienced ringing in his ears and blurred vision. Ha-ran saw his wounds with her own eyes. The episode ended with her showing small signs of change, leaving her sisters surprised .
Should You Watch It?
If you enjoy emotional romance stories that take their time, this drama is for you. The show does not rely on big dramatic moments. Instead, it focuses on small gestures and quiet conversations .
The pacing is slow, but that works in its favor. You feel every moment of Ha-ran’s hesitation and every small step she takes toward trusting Chan again .
The show handles heavy topics like grief, trauma, and mental health with care. It does not rush the healing process. It shows that moving forward takes time .
The ratings reflect the positive response. Episode 3 recorded 4.3 percent nationwide viewership in Korea and ranked first in its time slot. Key emotional moments reached 5.5 percent .
Critics have given the show solid reviews. One review called it “irresistible” despite some familiar drama clichés, praising the performances and emotional depth . Another noted that while you might need patience, it is a compelling ride for those who love heavily emotional stories.
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Final Thoughts Before You Watch
In Your Radiant Season is not a loud or flashy drama. It is quiet and emotional. It asks you to sit with the characters in their pain and wait with them for the healing to come .
The show uses the metaphor of seasons beautifully. Ha-ran is stuck in winter. Chan wants to help her find spring again. But he has his own winter to deal with. The question is whether they can find warmth together .
With five episodes still to come, there is plenty of story left. The mystery of Chan’s missing memories and how they connect to Ha-ran’s past will keep unfolding. The family stories will continue to develop. And the romance will grow at its own careful pace .
For fans of Korean drama who love slow-burn romance with real emotional weight, In Your Radiant Season is worth adding to your watchlist.
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