Sister
시스터
“I've kidnapped my sister today.”
Synopsis
Desperate to raise money for her younger sister's surgery, Hae-ran teams up with Tae-soo to kidnap her half-sister So-jin. So-jin wakes up confined in an unfamiliar place. Hae-ran and Tae-soo demand a hefty ransom, expecting her wealthy father to cough up the money. Upon discovering that one of her captors is her half-sister, So-jin enters a precarious alliance that blurs the lines between victim and perpetrator as she plots a counterattack against the ruthless Tae-soo.
Top Cast
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Release History & Theatrical Window
Brussels International Fantastic Film Festival
Festival / Special Debut
Key Information & Fast Facts
- Director
- Jin Sung-moon
- Screenplay & Story
- Jin Sung-moon
- Original Score
- Chae Min-ju
- Original Title
- 시스터
- Country of Origin
- South Korea
- Spoken Languages
- Korean
- Runtime
- 1h 27m
- Production Studios
- Wind Up Film, LOA & CO HOLDINGS, Blossom Pictures
Creative Leadership & Key Crew
Jin Sung-moon
Jin Sung-moon, J Blakeson
Chae Min-ju
Byun Bong-sun
Han Mi-yeon
Choung Yi-jun, Han Eun-young
Department Leadership Roster
Choung Yi-jun
Producer
Byun Bong-sun
Director of Photography
Jin Sung-moon
Director
Kim Ha-kyoung
Costume Design
Han Mi-yeon
Editor
Chae Min-ju
Original Music Composer
An Ji-hye
Production Design
Jin Sung-moon
Screenplay
Production Stills & Gallery
Official cinematic photography and background stills for Sister.
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Frequently Asked Questions About Sister
Quick factual answers about cast, synopsis, director, box office, and release information.
What is Sister about?
Desperate to raise money for her younger sister's surgery, Hae-ran teams up with Tae-soo to kidnap her half-sister So-jin. So-jin wakes up confined in an unfamiliar place. Hae-ran and Tae-soo demand a hefty ransom, expecting her wealthy father to cough up the money. Upon discovering that one of her captors is her half-sister, So-jin enters a precarious alliance that blurs the lines between victim and perpetrator as she plots a counterattack against the ruthless Tae-soo.
Who directed Sister?
Sister was directed by Jin Sung-moon.
Who stars in Sister?
The principal cast of Sister includes Jung Zi-so, Lee Soo-hyuk, Cha Joo-young, Jung Ji-woo.
When was Sister released and how long is it?
Sister was released in 2026 with a total runtime of 1h 27m.
Who composed the musical score for Sister?
The original motion picture soundtrack for Sister was composed by Chae Min-ju.