Spring Fever (TV series)

Spring Fever (Korean: 스프링 피버) is an upcoming South Korean television series starring Ahn Bo-hyun and Lee Joo-bin. Based on the web novel of the same name by Baek Min-a, it depicts the story of a woman who leaves Seoul after a heartbreak and meets a man who changes her life. It is scheduled to premiere on tvN in the first half of 2026.

Spring Fever
Hangul	스프링 피버
RR	Seupeuring pibeo
MR	Sŭp'ŭring p'ibŏ
Genre	Romantic comedy
Based on	Spring Fever by Baek Min-a
Written by	Kim Ah-jung
Directed by	Park Won-gook
Starring	Ahn Bo-hyun Lee Joo-bin
Country of origin	South Korea
Original language	Korean
Production
Production company	Bon Factory
Original release
Network	tvN

Synopsis

After getting hurt in Seoul, Yoon Bom moved to Shinsu-eup and began a new life as an exchange teacher. She is cold and uncaring, but after meeting Seon Jae-gyu, she gradually warms up.

Cast and characters

• Ahn Bo-hyun as Seon Jae-gyu^[1]

The CEO of JK Power Energy. He is Han-gyeol's uncle. He's also known for being honest and straightforward, especially when expressing his feelings.

• Lee Joo-bin as Yoon Bom^[1]

After a painful past in Seoul, she becomes a small-town teacher, piquing the curiosity of the locals with her mysterious demeanor.

• Cha Seo-won as Choi Yi-joon^[2]
• Jo Joon-young as Seon Han-gyeol^[2]

Jae-gyu's nephew.

• Lee Jae-in as Choi Se-jin^[2]

Han-gyeol's rival.

• Bae Jung-nam as Jeong Jin-hyeok^[3]

A PE teacher at Shinsu High.

Production

Spring Fever is directed by Park Won-gook and written by Kim Ah-jung, planned by CJ ENM Studios, and produced by Bon Factory. The series is based on the web novel of the same name by Baek Min-a.^[4][5] It consists of 12 episodes.^[3]

In October 2024, Ahn Bo-hyun and Lee Joo-bin were reportedly cast, and principal photography is scheduled to begin next year.^[4]

On April 17, 2025, Cha Seo-won was chosen to join.^[6] On May 21, Lee Jae-in is under positive review by her agency to appear in the series.^[7] Ahn and Lee were officially confirmed to star on July 23.^[1] On September 3, Cha Seo-won, Jo Joon-young, and Lee Jae-in were reportedly confirmed to star alongside Ahn and Lee.^[2] On the next day, Bae Jung-nam was confirmed to appear.^[3]

Release

Spring Fever was originally scheduled to premiere on tvN in the second half of 2025 but then it was moved to air in the first half of 2026.^[1][2]