Airing every Monday and Tuesday at 8:50 p.m., tvN’s romantic drama Spring Fever (directed by Park Won-gook, written by Kim Ah-jung, planned by CJ ENM Studios, produced by Bon Factory) continues to warm viewers’ hearts during the cold winter season with the deepening romance between Seon Jae-gyu (played by Ahn Bo-hyun) and Yoon Bom (played by Lee Joo-bin).

Previously, Yoon Bom was a self-declared outsider teacher, living her days by the creed, “Don’t laugh, don’t enjoy yourself, don’t be happy.” However, after meeting Seon Jae-gyu whose unpredictable actions shake up the quiet village she gradually opens her heart and begins to rediscover her true self. In Episode 9, her line, “Laugh as much as you want, enjoy yourself like crazy, and be as happy as possible,” perfectly encapsulated her transformation, leaving a lingering emotional impact on viewers.

At the core of Spring Fever is a romance built on mutual healing. As Seon Jae-gyu and Yoon Bom confront their own emotional scars and find comfort in each other’s presence, scenes of the couple spending time alone away from the village’s gaze highlight how vulnerability in love can create powerful emotional resonance, delivering strong vicarious excitement for audiences.

This narrative is elevated by the actors’ exceptional chemistry. Ahn Bo-hyun and Lee Joo-bin have drawn praise for the visual thrill created by their physical contrast and their seamless acting synergy. Viewer reactions range from “Male leads like Seon Jae-gyu are rare and his physicality is perfectly realized,” to “The KkyuBom size difference is insane. We’ve found a lifetime couple,” and “This casting is unimaginable with anyone else.” Even behind-the-scenes hand-holding shots from the poster shoot have gone viral, being hailed as showcasing “legendary chemistry.”

As anticipation builds over how Seon Jae-gyu and Yoon Bom’s relationship will conclude, Spring Fever continues to post impressive numbers. By its fourth week on air, the drama has accumulated 410 million total views, marking the highest performance among tvN Monday–Tuesday dramas aired since 2025. Notably, it is the first tvN drama since Queen of Tears the network’s all-time ratings leader to generate a short-form video exceeding 10 million views during its broadcast period, underscoring the show’s immense popularity.

Episode 10, which aired on February 3, recorded an average nationwide rating of 5.5% and a peak of 6.4% across paid platforms including cable, IPTV, and satellite, setting a new personal best for household ratings (Nielsen Korea). With ratings and buzz steadily climbing each week, Spring Fever has firmly established its presence as one of tvN’s most talked-about dramas.

tvN’s Spring Fever Episode 11 is set to air on February 9 at 8:50 p.m.

Sources: Daum