Mangnaein Actress Kang Seo-Ha Passes Away at 31 Due to Stomach Cancer
Updated on: 14 July, 2025 01:50 PM IST |Amruta Karulkar

Kang Seo-ha
The Korean entertainment industry is in mourning following the heartbreaking news of actress Kang Seo Ha`s passing at the young age of 31. She succumbed to a battle with cancer, leaving behind a legacy of memorable performances and a profound impact on those who knew her. The news, confirmed by Korean media on July 14, has sent shockwaves through the industry and her devoted fanbase.
The accompanying caption beautifully encapsulated her selfless nature: "I still can’t believe it, unnie. Even while enduring such immense pain, you worried about those around you and about me. 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. My angel, who left us far too soon. Even as you endured everything with painkillers, you said you were grateful that it wasn’t worse, and I felt truly ashamed. My dear sister, you went through so much. I hope you are only happy and free from pain where you are now!"
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Her final project was the movie "In The Net" (also known as "Mangnaein"), where she was filming alongside notable actors Kim Seon-Ho and Park Gyu Young. This film is set to be released posthumously, serving as a poignant final showcase of her talent.
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A Courageous Battle and Heartfelt Tributes
Kang Seo Ha, born in 1994, passed away on the afternoon of July 13, after her health rapidly declined during her second round of chemotherapy. This deeply saddening information was shared by her family, as reported by News.Az. The outpouring of grief and tributes has been immense. A particularly moving video was shared on Instagram by an acquaintance, presumably a family member, celebrating Kang`s life and mourning her loss.The accompanying caption beautifully encapsulated her selfless nature: "I still can’t believe it, unnie. Even while enduring such immense pain, you worried about those around you and about me. 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. My angel, who left us far too soon. Even as you endured everything with painkillers, you said you were grateful that it wasn’t worse, and I felt truly ashamed. My dear sister, you went through so much. I hope you are only happy and free from pain where you are now!"
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A Promising Career and Final Project
Kang Seo Ha graduated from the Korea National University of Arts’ School of Drama, laying a strong foundation for her acting career. She first gained recognition in 2012, appearing in the music video for Brave Guys’ "Getting Farther Away." Throughout her career, she graced the small screen in various beloved K-dramas, including "Schoolgirl Detectives," "Assembly," "Flowers of the Prison," "First Love Again," "Through the Waves," "Heart Surgeons," and "Nobody Knows."Her final project was the movie "In The Net" (also known as "Mangnaein"), where she was filming alongside notable actors Kim Seon-Ho and Park Gyu Young. This film is set to be released posthumously, serving as a poignant final showcase of her talent.
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Funeral and Memorial Details
The memorial altar for the late actress has been set up at Seoul St. Mary’s Hospital, in Room 8 of the funeral hall. The funeral procession is scheduled to take place on July 16, at 7:40 a.m. Following the ceremony, her mortal remains will be laid to rest at the family burial site in Haman, Gyeongnam Province. Fans and colleagues continue to offer their condolences and prayers, wishing strength to her family during this incredibly difficult time. Kang Seo Ha will be remembered for her dedication, her talent, and the warmth she brought to both her work and her personal life.ADVERTISEMENT
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