If you're looking for a Korean psychological thriller plus melodrama series, then tune in to Dear X one of the most accalimed K-drama of 2025. From the story to its cast, the series made headlines and ignited curiosity among viewers throughout its run.
Dear X is available to stream globally on Rakuten Viki and HBO Max. Viki has most of the hit Asian TV series of all time, and you can find this K-drama as well with English subtitles.
Limited episodes might be available for free with ads, and later users need to buy a Viki Pass (subscription plan) to continue. The K-drama is focused on Baek Ah-jin, a young girl who was abused by her parents.
Soon, Ah-jin had to witness her mother's death, and since she was also abusive, Ah-jin didn't help her. Her past experience made Ah-jin into a great manipulator. She staged many deaths and later became an acclaimed actress.
She also had Jun-seo and Jae-oh by her side since childhood. They knew that Ah-jin has destryoed many lives, but they didn't expose her until the very end. All of Ah-jin's actions were motivated by her urge to get success in life, which she only got through manipulation.
Find complete streaming details below.
Where to watch Dear X? Complete streaming details of the hit K-drama

The Korean thriller series Dear X is available to watch internationally, but where you can stream it depends on country-specific distribution rights. Not every platform carries the show in every region, so access varies based on location.
One of the main platforms hosting the series is Rakuten Viki. Viewers across regions such asNorth and South America, Europe, and Oceania can stream the show there with English subtitles.
Viki allows new viewers to watch the first two episodes at no cost, but continuing the series requires a paid subscription. The Viki Pass Standard plan is priced at $7.99 per month, while the Viki Pass Plus option costs $11.99 monthly and includes additional benefits.
Additionally, Dear X is also available on HBO Max in many parts of the Asia-Pacific region. However, not all regions might be able to access the series. And despite limited availability, the show has performed really well in many countries.
Disney+ is another option to watch this K-drama, but only in select regions like Japan. Otherr in regions, like the Middle East, you can check out on Starzplay.
Also Read: Dear X cast and character guide: Who plays whom in the latest thriller K-drama
How many episodes are there in Dear X?

Dear X has just 12 episodes, and each of them runs for at least one hour with English subtitles. The first episode introduces the main characters: Baek Ah-jin, her stepbrother and secret lover, Jun-seo, and her childhood friend, Jae-oh.
The main story revolves around these three, but there are also other key figures who make the plot thrilling, like True Beauty star Hwang In-yeop's cameo as Heo In-gang. He was an actor dealing with depression and later got into a relationship with Ah-jin.
He thought he had found the one and was about to propose to Ah-jin. But before he could confess his feelings, Ah-jin broke up with him, and In-gang committed suicide. As for other characters, Jun-seo and Jae-oh always helped Ah-jin, despite knowing she was wrong.
In the end, Jae-oh gave up on his life for Ah-jin, while Jun-seo exposed Ah-jin and planned their death. However he still couldn't end Ah-jin's story as she survived and Jun-seo lost his life.
Also Read: "Most devastating piece of media I've ever watched": Dear X fans shattered by In-gang's tragic death
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