Synopsis of the Korean Drama FIRST MAN, Premiering December 15, 2025

Kapanlagi.com - KLovers, there is a new Korean drama that will accompany your free time with a story full of intrigue and emotion. The drama titled FIRST MAN is confirmed to air on December 15, 2025, promising a must-see show.

With a total of 120 episodes, each lasting 35 minutes, FIRST MAN is ready to keep you glued to the screen every workday. Interestingly, this drama will also feature top stars like Ham Eun Jung, Yoon Sun Woo, and Park Geon Il.

Before you get swept away in its thrilling storyline, let’s warm up by reading the complete synopsis of the Korean drama FIRST MAN.

You can also check out other articles about the entertainment world at Liputan6.com.

1. The Tale of Twins O Jang Mi and Ma Seo Rin

synopsis of the Korean drama FIRST MAN/cr: mydramalist.com

The synopsis of the Korean drama FIRST MAN centers around two twin sisters, O Jang Mi and Ma Seo Rin, who lead very contrasting lives. Jang Mi is a warm and honest woman who always fights for the truth, while Seo Rin, a reckless chaebol heir, is used to getting her way no matter the risks involved.

When fate brings their worlds together, they walk down a path destined for each other; uncovering painful secrets, unexpected love, and dangerous rivalry. Their fate becomes even more complicated with the presence of the two brothers Kang Baek Ho and Kang Jun Ho, each possessing different characters.

2. Deadly Conflicts and Revenge

Korean drama synopsis FIRST MAN/cr: mydramalist.com

This drama depicts a deadly confrontation between a woman living another's life for revenge and a woman taking another's life for her own desires. O Jang Mi and Ma Seo Rin, twin sisters separated at birth by Chae Hwa Yeong, lead very different lives.

One grows up to be a kind-hearted fighter, while the other becomes a troubled spoiled heir, creating deep tension. Chae Hwa Yeong, a former top star, hides her cruel ambitions behind her graceful smile, determined to take over Dream Group.

3. Captivating Main Characters

Korean drama synopsis FIRST MAN/cr: Instagram @eunjung.hahm

Ham Eun Jung will play a dual role as O Jang Mi, a hardworking honest woman who dreams of opening her own restaurant, as well as Ma Seo Rin, the spoiled and troubled granddaughter of the chairman of Dream Group. This dual role will be the main anchor of the drama, showcasing a sharp contrast between two very different characters.

Yoon Sun Woo will bring to life the character Kang Baek Ho, a kind-hearted lawyer with a warm personality and a strong sense of justice, who has never experienced falling in love until he meets O Jang Mi. Park Geon Il plays Kang Jun Ho, the older brother of Kang Baek Ho, a cool and perfectionist chef who hides a fragile heart behind his tough exterior.

4. Star Cast of FIRST MAN

synopsis of the Korean drama FIRST MAN/cr: mydramalist.com

The main cast of FIRST MAN includes Ham Eun Jung as O Jang Mi and Ma Seo Rin, Yoon Sun Woo as Kang Baek Ho, and Park Geon Il as Kang Jun Ho. Ham Eun Jung will showcase her acting skills in a challenging dual role, portraying two characters with very different personalities.

Oh Hyun Kyung also joins as Chae Hwa Yeong, and Kim Min Seol as Jin Hong Ju, completing a strong lineup of main actors. These actors are expected to bring depth of emotion and complexity to their characters, creating an intriguing dynamic.

5. Supporting Actors Who Enrich the Story

Korean drama synopsis FIRST MAN/cr: mydramalist.com

In addition to the main cast, this Korean Drama FIRST MAN is also supported by Lee Ki Chang as O Tae Pyeong, Lee Hyo Jung as Ma Dae Chang, and Jung So Young as Jung Suk Hui. Their presence will enrich the storyline and provide additional dimensions to the conflicts that occur.

Jung Chan as Kang Nam Bong, Lee Jae Hwang as Lee Gang Hyeok, and Kim Sun Hye as Yeom San Wol also join this drama. These supporting actors will play important roles in developing the narrative and supporting the journey of the main characters.

6. Genre Combination

Korean drama synopsis FIRST MAN/cr: Instagram @eunjung.hahm

FIRST MAN is categorized in the Romance, Crime, Drama, and Melodrama genres, promising a story rich in emotion, tension, and deep intrigue. This combination of genres ensures a viewing experience that is not monotonous, full of surprises.

The drama also has elements of revenge that will add layers of complexity to the plot and character motivations. Viewers can expect a blend of a complicated love story with criminal mystery and intense family drama.

7. Episodes and Air Time

synopsis of the Korean drama FIRST MAN/cr: Instagram @eunjung.hahm

FIRST MAN will have a total of 120 episodes, indicating that this drama will present a detailed storyline and in-depth character development. This long episode count allows for thorough exploration of every nuance of the plot.

Each episode will have a duration of about 35 minutes, a relatively short duration per episode that is suitable for daily viewing. This allows viewers to follow the story without feeling too burdened, fitting for a busy schedule.

8. Viewing Platform

synopsis of the Korean drama FIRST MAN/cr: Instagram @eunjung.hahm

FIRST MAN is scheduled to premiere on December 15, 2025, broadcast on MBC TV in South Korea. This date marks the beginning of a journey filled with drama and emotion.

New episodes will air every Monday to Friday, and this daily schedule will ensure that loyal viewers can enjoy the continuation of the FIRST MAN story regularly throughout the week. So KLovers, be patient until the airing date!

9. FAQ

When does the FIRST MAN drama premiere? The FIRST MAN drama is scheduled to premiere on December 15, 2025, on MBC TV, South Korea.

Who are the main cast members in the FIRST MAN drama? The main cast of FIRST MAN includes Ham Eun Jung (as O Jang Mi and Ma Seo Rin), Yoon Sun Woo (as Kang Baek Ho), and Park Geon Il (as Kang Jun Ho).

How many episodes and what is the duration of each episode of FIRST MAN? The FIRST MAN drama will have a total of 120 episodes, with each episode lasting about 35 minutes.

What is the genre of the FIRST MAN drama? FIRST MAN is categorized in the genres of Romance, Crime, Drama, and Melodrama, with strong elements of revenge.

Want to know the latest news about the entertainment world? Check it out at Kapanlagi.com. If not now, when?

(kpl/mda)