Heart Stain
하트 스테인
We checked 8 streaming services in India on 05 Jun 2026 at 06:05 IST
About
Woo-hyun was planning on hiding his crush on his homeroom teacher, but his best friend Do-ha finds out and confesses for him.
Cast
Seasons
Where does Heart Stain rank today?
Heart Stain is #7005 on the CineFlixo Daily Streaming Charts today.
- Highest: #7005
- Top 10: 0 days
- Top 100: 0 days
Watch Heart Stain Online Free — All Episodes in HD
Stream Heart Stain online free in HD on CineFlixo. A well-rated drama series originally produced in Coreano and released in 2025, it's earned a solid 7.1/10 from 8 viewers worldwide.
About Heart Stain
Woo-hyun was planning on hiding his crush on his homeroom teacher, but his best friend Do-ha finds out and confesses for him. Across 1 season and 8 episodes, originally airing on Heavenly.
Heart Stain Cast and Characters
The cast features Hamin (as Park Do-ha), Kim Ji-oh (as Yoon Woo-hyun), Kang Yeon-jae (as Nam Jeong-min), Shin Si-ye (as Lee So-ri), and Kim Ye Geon (as Kwon Jun Su). Their performances are a major reason Heart Stain has built such a passionate audience.
Where to Watch Heart Stain Online
On CineFlixo you can watch Heart Stain free — no account, no credit card, no ads in the middle of the show. We stream the full series in 720p / 1080p HD, with subtitles when available, on any device: phone, tablet, laptop, or smart TV browser.
▶ Watch Heart Stain NowWhy People Are Watching Heart Stain
Heart Stain flies under the radar but it deserves your attention. What makes it work is emotional weight that hits where it counts. If you enjoy Coreano storytelling that doesn't follow the same tired beats, this is the kind of show you'll end up recommending to friends.
Frequently Asked Questions about Heart Stain
Where can I watch Heart Stain online for free?
You can watch Heart Stain online free on CineFlixo. Just open the page and hit play — no signup, no subscription, full HD streaming on phone, tablet, or desktop.
How many episodes does Heart Stain have?
Heart Stain has 8 episodes across 1 season. All episodes are available to stream right here on CineFlixo.
Is Heart Stain good? What's the rating?
Heart Stain holds a 7.1/10 rating based on 8 reviews — well above average.
Who is in the cast of Heart Stain?
The main cast includes Hamin, Kim Ji-oh, Kang Yeon-jae, and Shin Si-ye, plus a strong supporting ensemble.
Is Heart Stain available in Coreano?
Yes — Heart Stain was originally produced in Coreano and that's the version you'll stream here on CineFlixo. English subtitles are provided when available.
When was Heart Stain released?
Heart Stain first aired in 2025.
Do I need an account to watch Heart Stain on CineFlixo?
No. CineFlixo is free and you can watch Heart Stain without creating an account. Sign-up is optional — only useful if you want a personal Watchlist or to comment on episodes.
Similar Series You Might Like
If you enjoyed Heart Stain, check out The Nameless Season, Kill to Love, Beauty Newbie, Le Coup de Foudre, and Hidden Canyons.
Frequently Asked Questions
Where can I watch Heart Stain for free?
You can watch Heart Stain online for free on CineFlixo. All 8 episodes across 1 season are available to stream in HD without a subscription, signup, or paywall. Just open the show page and press play.
How many seasons and episodes does Heart Stain have?
Heart Stain currently has 1 season and a total of 8 episodes. The series status is "Ended", so the episode count may grow as new seasons are released. You can browse the full episode list on CineFlixo and continue watching from where you left off.
What is Heart Stain about?
Woo-hyun was planning on hiding his crush on his homeroom teacher, but his best friend Do-ha finds out and confesses for him. It belongs to the Drama genre.
In which language is Heart Stain originally available?
Heart Stain was originally produced in KO. On CineFlixo the show is available in its original KO audio. Check the player options on the watch page for available subtitle tracks.
When was Heart Stain first released?
Heart Stain first premiered on February 6, 2025 (2025). The series has since concluded its run.
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