K-dramas often promise romance and joy, but some of the most memorable ones leave viewers reaching for tissues with their heart-wrenching conclusion
K-dramas with sad endings have significantly influenced how Korean television approaches serious themes. While romantic comedies with happy endings remain popular, these series prove that K-dramas can effectively tackle complex emotions and difficult subjects. Their success has encouraged more productions to take creative risks with storytelling and conclusions.
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These series remain significant not just for their endings, but for their overall contribution to television storytelling. While they may leave us misty-eyed, their stories linger in our hearts long after the final episode. Whether through historical tragedy, supernatural fate or realistic life circumstances, these K-dramas prove that a well-crafted sad ending can be more satisfying than a forced happy one.
‘Autumn in My Heart’ (2000)

Above Song Hye-kyo and Song Seung-heon in ‘Autumn in My Heart’ (Photo: KBS2)
Cast: Song Seung-heon, Song Hye-kyo and Won Bin
One of the OG heartbreaking K-dramas, Autumn in My Heart follows the intertwined fates of Yoon Joon-suh (Song Seung-heon) and Yoon Eun-suh (Song Hye-kyo). Raised as siblings, their lives are shattered when they discover they were switched at birth. Eun-suh, now forced to return to her biological family, grows up in difficult circumstances, while Joon-suh continues to care for her from afar.
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They reunite as adults, only to realise that their love for each other goes beyond familial affection. Unfortunately, Eun-suh is diagnosed with leukaemia, and as she grows weaker, Joon-suh stays by her side until the very end. Just when you think things couldn't get any sadder, Joon-suh, overcome with grief, walks into an oncoming truck, mirroring a past accident that had once separated them. The tragic, poetic ending cements this drama as one of the most devastating in K-drama history.
‘Moon Lovers: Scarlet Heart Ryeo’ (2016)
Above The trailer for ‘Moon Lovers: Scarlet Heart Ryeo’
Cast: Lee Joon-gi, Lee Ji-eun (IU), Kang Ha-neul, Kim San-ho, Hong Jong-hyun, Yoon Sun-woo, Byun Baek-hyun, Nam Joo-hyuk, Ji Soo
Moon Lovers: Scarlet Heart Ryeo remains one of the most discussed tragic K-dramas, particularly due to its ending. When Go Ha-jin (Lee Ji-eun) travels back in time to the Goryeo Dynasty, she becomes entangled in royal politics and falls in love with Wang So (Lee Joon-gi), the future King Gwangjong.
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The series concludes with Ha-jin returning to the present day, leaving behind not only her love but also the life she built in the past. The ending’s impact is amplified by the fact that even in the present, she retains her memories while Wang So never learns what happened to her.
‘Uncontrollably Fond’ (2016)
Above The teaser for ‘Uncontrollably Fond’
Cast: Kim Woo-bin and Bae Suzy
Uncontrollably Fond follows the lives of Shin Joon-young (Kim Woo-bin), a top celebrity, and Noh Eul (Bae Suzy), a documentary producer. Their once-promising relationship was torn apart years ago, but when they reunite, old feelings resurface. However, time is not on their side—Joon-young is diagnosed with a terminal illness.
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Joon-young spends his remaining days by Noh Eul’s side, treasuring every moment until his inevitable passing. The final episode, where he quietly falls asleep next to her and never wakes up, is both devastating and beautiful. It’s the kind of ending that lingers, making you reflect on love, fate and the fragility of life.
‘Hotel del Luna’ (2019)
Above The trailer for ‘Hotel del Luna’
Cast: Lee Ji-eun (IU) and Yeo Jin-goo
This visually stunning drama may be filled with fantasy elements, but at its heart, it’s a tragic love story about redemption and parting. Hotel Del Luna follows Jang Man-wol (Lee Ji-eun), the owner of a mystical hotel that caters to wandering spirits. Trapped by her past sins, she’s doomed to remain in the hotel for centuries until she atones for her wrongdoings.
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Enter Goo Chan-sung (Yeo Jin-goo), the hotel’s new manager, who slowly brings warmth into Man-wol’s life. As they grow closer, it becomes clear that Man-wol must eventually move on to the afterlife. The final episodes are filled with painful yet poetic goodbyes, with Man-wol and Chan-sung parting in one of the most emotional farewells, leaving viewers with a beautiful sense of melancholy.
‘Mr. Sunshine’ (2018)

Above Lee Byung-hun and Kim Tae-ri in ‘Mr. Sunshine’ (Photo: tvN)
Cast: Lee Byung-hun, Kim Tae-ri, Yoo Yeon-seok, Kim Min-jung and Byun Yo-han
Mr. Sunshine stands as a masterpiece in Korean television, set against the backdrop of early 1900s Korea. The series follows Eugene Choi (Lee Byung-hun), a former Korean slave who escapes to the US and later returns as a US Marine officer, and Go Ae-shin (Kim Tae-ri), a noble lady fighting for Korean independence.
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Their love story is doomed from the start, torn apart by their different paths and the turmoil of the era. The final episodes see Eugene making the ultimate sacrifice to protect Ae-shin, ensuring her survival while meeting a tragic end himself. The series garnered international acclaim for its historical accuracy and emotional depth.
‘The Smile Has Left Your Eyes’ (2018)
Above The trailer for ‘The Smile Has Left Your Eyes’
Cast: Seo In-guk, Jung So-min and Park Sung-woong
The Smile Has Left Your Eyes adapts a Japanese series into a complex thriller with romantic elements. The relationship between Kim Moo-young (Seo In-guk), a man with a troubled past, and Yoo Jin-kang (Jung So-min), a kind-hearted woman who sees beyond his rough exterior, develops under a shadow of suspicion and hidden connections, leading to a conclusion that feels both inevitable and heartbreaking.
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As the past unravels, their relationship becomes more tragic. In the final episode, just as Moo-young and Jin-kang decide to live together, they’re ambushed and killed by a hired assassin. The K-drama succeeds in making viewers empathise with morally ambiguous characters, making their fate even more impactful.
‘Hi Bye, Mama!’ (2020)

Above Kim Tae-hee and Seo Woo-jin in ‘Hi Bye, Mama!’ (Photo: tvN)
Cast: Kim Tae-hee, Lee Kyu-hyung and Go Bo-gyeol
Cha Yu-ri (Kim Tae-hee), a loving mother, dies in a tragic accident, leaving behind her husband and newborn daughter. However, she’s granted a second chance to return to the living world for 49 days. As she watches her family move on without her, she faces an agonising dilemma—should she reclaim her place in their lives or let them continue living happily?
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While some might have hoped for a miraculous ending where Yu-ri is fully revived, the drama instead delivers a heart-wrenching conclusion. Realising that her presence could disrupt her loved ones’ happiness, she chooses to say her final goodbyes and peacefully departs once more. Hi Bye, Mama! beautifully portrays a mother’s unconditional love, making it impossible to watch without shedding tears.
‘The Red Sleeve’ (2021)
Above The trailer for ‘The Red Sleeve’
Cast: Lee Jun-ho, Lee Se-young and Kang Hoon
The Red Sleeve brings another historical tragedy to life. Based on true historical events, it tells the love story between King Jeongjo (Lee Jun-ho) and Royal Consort Sung Deok-im (Lee Se-young). Unlike many palace romances that promise happily-ever-afters, this K-drama stays faithful to history, portraying the painful sacrifices required of those who lived within the royal court.
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Deok-im, though deeply in love with Jeongjo, resists becoming his concubine for years, knowing that life in the palace is filled with restrictions and sorrow. When she finally gives in, she faces a life of loneliness and duty, and her tragic death leaves Jeongjo devastated. The final scene, where he dreams of reuniting with her in the afterlife, is both beautiful and heartbreaking, cementing this drama as an unforgettable love story of devotion and loss.
‘Youth of May’ (2021)
Above The teaser for ‘Youth of May’
Cast: Lee Do-hyun, Go Min-si, Lee Sang-yi and Keum Sae-rok
Youth of May takes viewers to 1980 Gwangju, where medical student Hwang Hee-tae (Lee Do-hyun) and nurse Kim Myung-hee (Go Min-si) fall in love amidst political turmoil. Their love blossoms but fate is cruel to them. Despite their efforts to stay together, Myung-hee is tragically killed, and Hee-tae is left to live with the unbearable grief of losing her.
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The final scene, where he visits her grave years later, is utterly heartbreaking, showing the lasting pain of a love that was cut short by history. Its ending, while devastating, pays respect to the real-life victims of this significant historical event.
‘Snowdrop’ (2021)
Above The trailer for ‘Snowdrop’
Cast: Jung Hae-in and Jisoo
Snowdrop presents a heart-wrenching romance set in 1987, during South Korea’s democracy movement. The relationship between Im Soo-ho (Jung Hae-in), a North Korean spy, and Eun Young-ro (Jisoo), a university student, unfolds against a backdrop of political tension and deception.
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Their star-crossed love story, culminating in a tragic sacrifice, reflects the complex political climate of the era while delivering powerful emotional impact. Despite initial controversies, the series earned recognition for its compelling portrayal of its lead characters’ impossible circumstances.
‘Twenty-Five Twenty-One’ (2022)
Above The trailer for ‘Twenty-Five Twenty-One’
Cast: Kim Tae-ri, Nam Joo-hyuk, Kim Ji-yeon, Choi Hyun-wook and Lee Joo-myung
At first glance, Twenty-Five Twenty-One appears to be a nostalgic coming-of-age romance about dreams, resilience and young love. Set in the late 1990s, it follows Na Hee-do (Kim Tae-ri), a passionate fencer, and Baek Yi-jin (Nam Joo-hyuk), a young man struggling to rebuild his life after his family’s downfall during the IMF crisis. Their love story blossoms amid personal growth, career struggles and heartfelt moments.
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However, despite their deep love and unwavering support for one another, real-life responsibilities and circumstances pull them apart. The final episodes reveal that Hee-do and Yi-jin do not end up together, leaving viewers heartbroken yet reflective about how sometimes, love alone isn’t enough.




