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Full series · 1 credit per episode

Watch Heart Stain online in HD

7.52025 · Ended1 seasons8 episodesHD · Subtitles
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1 credit = $1 · films $5 · episodes $1

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.

Heart Stain runs for 1 season. Every episode page keeps the show's order, so you can watch from the pilot to the finale without hunting for the next link. Episodes are bought individually for 1 credit.

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Episodes

Season 1 · 8 episodes

01

Episode 1

Episode 1

2025-02-06 22mNow playing
Season 1

Heart Stain FAQ

How much does it cost to watch Heart Stain?

Episodes cost 1 credit each. Credits are $1 each, so a full season costs the number of episodes in credits. Each episode you unlock stays in your account permanently.

Do I need an account to watch Heart Stain?

Yes. Create an account and add credits before unlocking an episode. Signing up is free and only needs an email and password.

How many seasons of Heart Stain are there?

Heart Stain has 1 season on Cineby, with 8 episodes in total. Start with season 1 below.

Where should I start watching Heart Stain?

Start with season 1, episode 1. The episode list on this page keeps the order, and the player moves to the next episode when one ends.

Can I watch Heart Stain with subtitles on my phone?

Yes. The player includes a CC menu where available, and the whole site is built for mobile. Fullscreen and picture-in-picture are supported.

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