E1Episode 1
Where to watch
Not available in United States
Streaming in 2 other countries
Heart Stain isn't on any streaming service in United States right now, but it's available in Japan, South Korea. Streaming rights are licensed per country.
Seasons & Episodes
E1
E2Episode 2
E3Episode 3
E4Episode 4
E5Episode 5
E6Episode 6
E7Episode 7
E8Episode 8
Cast · Directed by Ha Na
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Heart Stain — streaming FAQ
Which OTT platform streams Heart Stain?
Heart Stain isn't on any streaming service in United States yet, but it's available in Japan and South Korea. Streaming rights differ by country — switch your country in the header to see where.
Is Heart Stain on Netflix?
No, Heart Stain is not on Netflix in United States as of August 2026.
Is Heart Stain on Amazon Prime Video?
No, Heart Stain isn't on Amazon Prime Video in United States right now.
Where can I watch Heart Stain for free?
Heart Stain isn't streaming in United States yet, so there's no way to watch it free at the moment.
How many seasons are in Heart Stain?
Heart Stain has 1 season in total (8 episodes). The series concluded in 2025.
Are all episodes of Heart Stain out yet?
Yes — all 8 episodes across 1 season of Heart Stain are out and available to stream.
Is there a Season 2 of Heart Stain?
No — Heart Stain ended after 1 season, so there is no Season 2.