The Korean entertainment industry and fans worldwide are mourning the loss of talented actress Kang Seo Ha, who tragically passed away on July 13, 2025, at the age of 31. Known for her heartfelt performances and quiet resilience, Kang Seo Ha’s untimely departure due to stomach cancer has left a void in the hearts of many.
Her career, though brief, was marked by memorable roles that showcased her versatility and emotional depth. Here, we reflect on her life, her best works, and the legacy she leaves behind.

A Courageous Battle
Kang Seo Ha passed away after a prolonged and brave battle with stomach cancer, as confirmed by multiple sources, including Sports Kyunghyang and Soompi. Despite her illness, she continued to work diligently, even filming her final project, In the Net, while undergoing chemotherapy. A heartfelt tribute from a presumed family member, shared on Instagram, highlighted her selflessness: “Even while enduring such immense pain, you worried about those around you… Even though you couldn’t eat for months, you insisted on paying for my meals with your own card and never let me skip a meal.” Her strength and kindness, even in her final days, have deeply touched fans and loved ones.
A Rising Star’s Journey
Born in 1994 in Haman, South Gyeongsang Province, Kang Seo Ha graduated from the prestigious Korea National University of Arts’ School of Drama, where she honed her craft. She debuted in 2012, appearing in the music video for Brave Guys’ “Getting Farther Away,” before transitioning to acting in 2014. Though she primarily took on supporting roles, her performances were praised for their sincerity and natural charm, earning her a loyal fanbase.

In 2023, Kang signed with Insight MCN, a step that marked a new chapter in her career. Her dedication to her craft, even amidst her health struggles, was evident in her continued work on projects like In the Net, a film set to be released posthumously.
Kang Seo Ha’s Best Works
Kang Seo Ha’s filmography, though not extensive, is filled with roles that left a lasting impact. Below are some of her most notable works, celebrated for her ability to bring depth to supporting characters:
- Seonam Girls High School Investigators (2014)
Kang gained recognition for her role in this JTBC drama, which follows a group of high school girls solving mysteries. Her performance alongside Jin Ji Hee, Kang Min Ah, and Lee Hye Ri showcased her ability to blend youthful energy with emotional nuance, making her a standout in the ensemble cast. - Heart Surgeons (2018)
In this medical thriller starring Go Soo and Uhm Ki Joon, Kang Seo Ha delivered a compelling performance that highlighted her ability to handle emotionally demanding roles. Her portrayal added warmth and authenticity to the high-stakes drama. - First Love Again (2016)
Kang’s role in this romantic drama, led by Myung Se Bin and Kim Seung Soo, was praised for its emotional resonance. Her ability to convey subtle heartbreak and hope made her a memorable part of the series. - The Flower in Prison (2016)
This historical drama allowed Kang to showcase her versatility in a period setting. Her supporting role alongside Jin Se Yeon and Go Soo added depth to the intricate narrative, earning her critical acclaim. - In the Net (Mangnaein, 2025)
Kang’s final project, In the Net, is a TVING miniseries directed by Kim Jee Woon and Park Bo Ram, starring Kim Seon Ho and Park Gyu Young. The drama, set for release later in 2025, follows a woman grappling with her sibling’s death due to an online witch-hunt. Though details about Kang’s role are limited, her dedication to filming despite her illness speaks volumes about her passion for acting.

Other notable dramas include Assembly (2015), Through the Waves, and Nobody Knows (2020), where she consistently brought authenticity to her characters, even in smaller roles.
A Lasting Legacy
Kang Seo Ha’s passing has sparked an outpouring of tributes across social media, with fans and colleagues remembering her warmth and talent. Hashtags like #RIPKangSeoHa and #KangSeoHaAngel trended as fans shared clips and photos from her dramas. A co-star from Midnight Dreams described her as “gentle and kind,” while a director noted, “Her eyes told stories before her lines did.”
Her funeral was held on July 16, 2025, at Seoul St. Mary’s Hospital, with a procession through Seoul Memorial Park, followed by cremation and burial in her hometown, Haman. The memorial altar in Room 8 of the hospital’s funeral hall became a space for loved ones to honor her memory.

Final Thoughts
Kang Seo Ha’s career may have been cut short, but her performances and her courageous spirit will live on. Her ability to touch hearts through her roles and her selflessness in the face of immense personal struggle make her a true inspiration.
As In the Net prepares for release, it will serve as a poignant reminder of her talent and dedication.Rest in peace, Kang Seo Ha. Your light will continue to shine through the stories you told and the lives you touched.
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