Top 8 Upcoming Korean dramas 2021

For all Korean drama fans, the upcoming new Korean dramas in 2021 will be so fun. Unfortunately, some Korean dramas originally scheduled to air in 2020 had their filming schedules interrupted due to COVID 19. Still, the good news is that we will finally observe these new Korean dramas in 2021.


1. Dear.M

When an anonymous confession is published on Seoyeon University’s student forum, things are turned the wrong way up within the look for “M”. Coming from different departments of the university, the four students – Ma Joo Ah, Cha Min Ho, Seo Ji Min, and Park Ha Neul are in search of “M”. They go through university-life, changing friendships, and realistic budding romances within the course of their search.

Main cast:

  • Park Hye-soo
  • Jung Jae-hyun
  • Roh Jeong-eui
  • Bae Hyun-sung

Dear.M is predicated on the favoured web-drama series Love Playlist and is co-produced by Playlist and Monster Union. The new drama, which will be released in early 2021, is centred on the look for the mysterious “M” at Seoyeon University.

2. Moving


Moving is predicated on a webtoon that tells the story of high school students and their parents, who each have their own secrets that others don’t realize. It will be directed by Mo Wan-il, who also helmed World of the Married (2020).

  1. Korean title: 무빙
  2. Genre: Mystery, drama
  3. Airs: August 2021

Main cast:

  • Han Hyo-Joo
  • Jo In-sung
  • Cha Tae-Hyun

Han Hyo-Joo, Jo In-Seong, and Cha Tae-Hyun have received offers for the drama and are still in the process of confirming their appearance within the drama.



3. The Red Sleeve Cuff


The Red Sleeve Cluff is predicated on a completely unique story that tells the biography of Sung Deok-im, who rises from the position of a lowly court lady to become the highest-ranking queen. The drama will showcase the dramatic turn in Deok-im’s life, revealing her romance with King Jeongjo, and therefore the trials and tribulations of taking over a task of power.

  1. Korean title: 옷소매 붉은 끝동
  2. Genre: Historical, romance
  3. Airs: 22nd September 2021

Main cast:

  • Kim Kyung-Nam
  • Park Hye-soo

Park Hye-soo was offered the court lady-turned-queen, Sung Deok-im, while Kim Kyung-Nam was offered King Jeongjo, the eldest son next in line to the throne. Both actors are currently positively reviewing their offers.



4. Cliffhanger

Cliffhanger may be a mystery-thriller about park rangers who work to rescue people on Mount Jiri. Seo Yi-Kang (Jun Ji-Hyun) may be a top ranger who knows everything about navigating Mount Jiri park. Her partner, Kang Hyun-jo (Joo Ji-hoon), is a military academy graduate and a new ranger. Jung Goo-young (Oh Jung-Se) is a particularly practical ranger, while Jo Dae-jin (Sung Dong-il) is the responsible head of the Haedong Branch Office in Mount Jiri park.

  1. Korean title: 지리산
  2. Genre: Thriller, mystery, drama
  3. Airs: 23rd October 2021

Main cast:

  • Jun Ji-hyun
  • Ju Ji-hoon
  • Sung Dong-il
  • Oh Jung-se

The drama is written by screenwriter Kim Eun-hee, who also wrote Kingdom (2019), Signal (2016), and Three Days (2014). The director is Lee Eung-bok, who directed hit dramas like Goblin (2016), Descendants of the Sun (2016), and Dream High (2011).



5. One Ordinary Day

Kim is going to be playing college student, Kim Hyun-soo who is accused of murder. Coming to his rescue is third-rate lawyer Shin Joong-han, who barely passed the bar examination. Despite that, he’s determined to assist Kim to prove his innocence. The upcoming drama is a remake of the British TV show Criminal Justice.

  1. Korean title: 어느 날
  2. Genre: Mystery, Law, Crime, Drama
  3. Airs: November 2021

Main cast:

  • Kim Soo Hyun
  • Cha Seung Won
  • Lee Seol
  • Kim Shin Rok

South Korea’s highest-paid actor, Kim Soo-Hyun, is starring in the Korean drama, One Ordinary Day, which was previously referred to as That Night. It made headlines following rumours of Kim’s hefty salary per episode.

6. The Silent Sea

Set within the future, when the earth suffers from a scarcity of water and food caused by desertification. Yoon Jae may be a soldier for the space agency. He is selected for a team, including Ji An, to visit the moon. Their mission is to retrieve a mysterious sample from an abandoned research station.

  1. Korean title: 고요의 바다
  2. Genre: Thriller, Mystery, Horror, Drama, Sci-Fi
  3. Airs: November 2021

Main cast:

  • Gong Yoo
  • Bae Doo Na
  • Lee Joon

2021 seems to be the year of comebacks for several of South Korea’s household names. Gong Yoo and Bae Doona will also be making their returns to drama in The Silent Sea, a science-fiction tale set in the future when the planet is suffering from a lack of water and food. Actor Jung Woo-sung is serving as executive producer.



7. Snowdrop


In 1987, Im Soo Ho and Eun Young Cho were students at a prestigious university in Seoul. Im Soo Ho, who grew up in Germany, features a gentle charm but gives off an air of secrecy. Eun Young Cho, who is lively, lovable, and cheerful, fell crazy with him initially sight at a social affair. Will sparks fly behind the two?

  1. Korean title: 설강화
  2. Genre: Romance, Drama, Melodrama, Political
  3. Airs: November 2021

Main cast:

  • Jung Hae In
  • Kim Ji Soo
  • Jang Seung Jo
  • Yoo In Na
  • Kim Hye Yoon
  • Yoon Se Ah
  • Jung Yoo Jin

Blackpink’s Kim Ji-soo will be making her television debut with Snowdrop, and fans cannot wait but be excited. Joining her are Jung Hae-in, Kim Hye-Yoon, Jung Yoo-jin, Yoon Se-ah and Jang Seung-jo. The highly-anticipated drama is set in Seoul in 1987 and follows the romance of Im Soo-ho (Jung), a student at a prestigious university.


8. When Flowers Bloom, I Think of the Moon 

Nam Young (Yoo) is a politician for the Saheonbu, who catches folks that break the alcohol ban. Here, he meets Kang Ro-seo (Hyeri), the breadwinner of a poor noble family. To pay off her debt, she begins brewing alcohol during the ban to earn money.

  1. Korean title: 꽃 피면 달 생각하고
  2. Genre: Historical, Comedy, Romance, Drama
  3. Airs: December 2021

Main cast:

  • Yoo Seung Ho
  • Lee Hye Ri
  • Byeon Woo Seok
  • Kang Mi Na

Hyeri is set to star in another drama this year, opposite Yoo Seung-ho in When Flowers Bloom, I Think of the Moon. This saeguk (historical drama) occurs during the late Joseon period when a strict alcohol ban is in place.


  1. Dear.M
  2. Moving
  3. The Red Sleeve Cuff
  4. Cliffhanger
  5. One Ordinary Day
  6. The Silent Sea
  7. Snowdrop
  8. When Flowers Bloom, I Think of the Moon

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About the author

Neha Garia is the founder and Editor at The Drama Paradise. She is a long-time K-Drama addict and K-Pop lover. Her favorite K-Pop artists are BTS, SF9, ATEEZ, and INFINITE but there are many more groups she is having a look at. Her favorite actors include Nam Joo-hyuk, Kim GoEun, and Kim TaeRi, to name a few. She hopes to share her love for Korean culture with people across the globe.


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