10 Time Travel Korean Dramas With High IMDb Ratings
Time travel is one of the most fascinating concepts in storytelling, and Korean dramas have mastered the art of blending it with romance, mystery, and emotional depth. From mysterious devices connecting different timelines to characters suddenly waking up in another era, these stories explore how small actions can reshape the future.
Below is a curated list of 10 Korean dramas about time travel with strong IMDb ratings (around 7.5 and above), each offering a unique take on fate, consequences, and human connections across time.
1. Signal (2016)
A criminal profiler discovers a mysterious walkie-talkie that allows communication with a detective from the past. Together, they work across timelines to solve cold cases that were never resolved.
However, interfering with past events creates unpredictable consequences in the present, forcing both sides to carefully balance justice and causality.
IMDb: 8.5
2. Twelve Letters (2025)
This drama follows a unique concept where a mysterious mailbox connects two people living 35 years apart. A young woman in the past and a man in the present begin exchanging letters that transcend time.
As their correspondence develops, personal secrets, regrets, and emotional struggles are revealed. What starts as simple communication gradually becomes a meaningful bond that influences both timelines in unexpected ways.
IMDb: ~8.6
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3. Mr. Queen (2020)
A modern chef unexpectedly wakes up in the body of a queen in the Joseon dynasty. Trapped in the past, he must navigate palace politics while adapting to his new identity.
His modern personality clashes with traditional norms, creating both chaos and unexpected relationships within the royal court.
IMDb: 8.5
4. Tunnel (2017)
A detective chasing a serial killer in 1986 suddenly finds himself transported to 2017. In the future, similar crimes are still happening, suggesting a connection between timelines.
He must adapt to modern investigative methods while continuing his pursuit of the same criminal across decades.
IMDb: 8.2
5. Life on Mars (2018)
After an incident during an investigation, a modern detective wakes up in 1988. To return to his original timeline, he joins a small police unit and solves crimes using his contemporary knowledge.
As he adapts to the past, he begins to question reality and his own identity while uncovering deeper mysteries.
IMDb: 8.1
6. Nine: Nine Time Travels (2013)
A man receives nine incense sticks that allow him to travel back in time. He uses these limited chances to prevent a personal tragedy and alter his fate.
Each journey brings new consequences, forcing him to carefully consider every decision as timelines shift unpredictably.
IMDb: 8.0
7. Dr. Jin (2012)
A skilled surgeon from the present time travels back to the Joseon dynasty. Without modern medical tools, he must rely on traditional methods while trying to adapt to a completely different era.
His knowledge becomes both an advantage and a challenge as he attempts to survive and help others in the past.
IMDb: 7.9
8. Queen In Hyun’s Man (2012)
A scholar from the Joseon dynasty travels forward in time and meets a modern actress portraying the queen he once served.
Their relationship bridges centuries, blending historical destiny with present-day reality in a story that connects two distant worlds.
IMDb: 7.8
9. Splash Splash Love (2015)
A high school student accidentally travels back to the Joseon era and becomes involved in solving a drought crisis. Using her modern knowledge, she gains the attention of the king.
The short format drama combines romance, comedy, and time travel in a compact but engaging narrative.
IMDb: 7.6
10. The Best Hit (2017)
A 1990s pop star suddenly finds himself in the present day. Struggling to adapt to a changed world, he reconnects with old acquaintances and meets aspiring musicians.
His journey becomes one of rediscovery, blending past fame with new opportunities in the modern music industry.
IMDb: 7.5
Final Thoughts
Time travel dramas remain popular because they explore more than just shifting timelines — they focus on choices, consequences, and human relationships. Korean dramas, in particular, often combine emotional storytelling with creative time-based narratives, making each series unique in tone and style.
Whether it’s solving crimes across decades or forming relationships that transcend time itself, these dramas show that even small actions can have lasting effects on the future.