Heart Stain (2025): cast, story & where to watch
2025 · Series · ★ 7.1
Released in 2025, Heart Stain is a drama series.
What it’s 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.
Who’s in it. Heart Stain stars Hamin as Park Do-ha, Kim Ji-oh as Yoon Woo-hyun, Kang Yeon-jae as Nam Jeong-min and Shin Si-ye as Lee So-ri, among others.
How it landed. With an audience score of 7.1/10, Heart Stain has been warmly received by audiences.
Where to watch. Streaming options change often. See the full, country-by-country breakdown on our where to watch Heart Stain page.
If you liked it. Fans of Heart Stain tend to enjoy Breaking Bad, Better Call Saul, Demon Slayer: Kimetsu no Yaiba and Attack on Titan.
Frequently asked
- Where can I watch Heart Stain (2025)?
- Streaming, rental and purchase options for Heart Stain change frequently. Check our where-to-watch page for the latest availability in your country.
- Is Heart Stain worth watching?
- Heart Stain holds an audience score of 7.1 out of 10, and is a strong pick if you enjoy drama. Most viewers rate it highly.
- Who stars in Heart Stain?
- Heart Stain stars Hamin, Kim Ji-oh, Kang Yeon-jae, Shin Si-ye and Kim Ye Geon.
- When was Heart Stain released?
- Heart Stain was released in 2025.