Season guide

Butterfly: Season 1

6 episodes Premiered Aug 13, 2025 Updated Jul 20, 2026

Season 1 Episodes

Episode Guide

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Season 1: Filler vs. Essential Canon

Filter episodes by narrative weight. Focus on essential mytharc and skip standalone side quests.

50%

Mytharc (3): Crucial lore & season climaxes

Core (3): Character development & subplots

Side Quest (0): Standalone / filler

S1·E1 Mytharc

Pilot

Aug 13, 2025 · 51 min

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 C

S1·E2 Core

Daegu

Aug 13, 2025 · 49 min

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 he

S1·E3 Core

Busan

Aug 13, 2025 · 52 min

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 revelatio

S1·E4 Core

Pohang

Aug 13, 2025 · 45 min

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.

S1·E5 Mytharc

Seoul

Aug 13, 2025 · 49 min

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 he

S1·E6 Mytharc

Annyeong

Aug 13, 2025 · 49 min

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.