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7.22025 · Canceled1 seasons6 episodesHD · Subtitles

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About Butterfly

David Jung, a mysterious former US intelligence operative living in hiding in South Korea, has his life blown to pieces when the consequences of an impossible decision from his past come back to haunt him, and he finds himself hunted by Rebecca, a deadly young assassin, and Caddis, the sinister spy organization she works for.

Butterfly runs for 1 season, created by Steph Cha and Ken Woodruff. 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 · 6 episodes

Pilot

David Jung, a Korean-American man who faked his death nine years ago, confronts his past when his daughter Rebecca, now working as an assassin for the private intelligence agency Caddis, is sent to kill him.

2025-08-13 51m★ 7.9Now playing

Daegu

David and Rebecca find themselves on the run from Caddis after a tense encounter at a police checkpoint. But their unexpected reunion is complicated by Rebecca's resentment over her father's abandonment.

2025-08-13 49m★ 7.4

Busan

Rebecca, David and his family escape to a safe house in the coastal city of Busan. Family tensions mount as Rebecca struggles with her father's new family. And a shocking revelation about David's past with Juno is revealed during a violent confrontation at a marina.

2025-08-13 52m★ 7.8

Pohang

After abducting Oliver, David and Rebecca use the information they gather from him to devise a plan to go after Juno, taking them back to Seoul, where Gun and Caddis are waiting.

2025-08-13 45m★ 7.1

Seoul

Juno interrogates Oliver and discovers he betrayed her while being held captive by David. Meanwhile, David and Rebecca carry out a PSYOP campaign against Juno, aimed at dividing her and Oliver and bringing down Caddis once and for all.

2025-08-13 49m★ 7.0

Annyeong

David pursues Rebecca after she's captured by Juno and Caddis operatives, leading to a high-speed chase and brutal ambush at an abandoned factory site.

2025-08-13 49m★ 6.8

Season 1

Butterfly FAQ

How much does it cost to watch Butterfly?

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 Butterfly?

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 Butterfly are there?

Butterfly has 1 season on Cineby, with 6 episodes in total. Start with season 1 below.

Where should I start watching Butterfly?

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 Butterfly 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.