From Love in the Moonlight (2016) to My Demon (2023-2024), South Korean star Kim You-jung has long been a favourite among K-drama fans, and now she has returned with the TVING original Dear X. Curious to know more? Here are all the details about the plot, cast and release schedule of the K-drama Dear X.
Based on a popular webtoon of the same name, the dark romance is directed by Lee Eung-bok, the creator of global hits such as Sweet Home (2020-2024), Mr. Sunshine (2018) and Goblin (2016).
The first two episodes of the series premiered on 18 September 2025 in the ‘On Screen’ section of the 30th Busan International Film Festival (BIFF). In fact, all tickets sold out immediately upon the opening of general sales on 9 September, a testament to the buzz surrounding the show. Following its premiere, the K-drama received widespread critical acclaim for its compelling storyline and outstanding performances.
Complete episode release schedule of the K-drama Dear X
The first four episodes of Dear X premiered on HBO Max on 6 November 2025. The romance thriller drops two new episodes every Thursday. Below is the complete episode release schedule for the 2025 K-drama Dear X.
- Episode 1 – Thursday, 6 November (Out now)
- Episode 2 – Thursday, 6 November (Out now)
- Episode 3 – Thursday, 6 November (Out now)
- Episode 4 – Thursday, 6 November (Out now)
- Episode 5 – Thursday, 13 November (Out now)
- Episode 6 – Thursday, 13 November (Out now)
- Episode 7 – Thursday, 20 November
- Episode 8 – Thursday, 20 November
- Episode 9 – Thursday, 27 November
- Episode 10 – Thursday, 27 November
- Episode 11 – Thursday, 4 December
- Episode 12 – Thursday, 4 December
What is the duration of each episode?
Each episode runs for approximately 1 hour.
Who is in the cast of Dear X?
The romance thriller K-drama has an ensemble cast led by Kim You-jung as Baek A-jin, Kim Young-dae as Yoon Joon-seo, Kim Do-hoon as Kim Jae-o and Kim Yi-kyeong as Sim Seung-hui.
What is the plot of the K-drama Dear X?
Baek A-jin is a top South Korean actor who hides her cruel nature behind her beautiful exterior. To reach the pinnacle of fame, she manipulates and hurts anyone who stands in her way. By her side is Yoon Joon-seo, a man who willingly endures hell to protect her.
Is there a trailer for the series?
Yes, there is. Watch the official trailer below:
(Hero and Featured image credit: Rakuten Viki)
Note : The information in this article is accurate as of the date of publication.