Sister Trailer

Sister Trailer (2026)

"I've kidnapped my sister today." 28 January 2026 Thriller, Crime 87 mins

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.

Watch the official Sister 2026 trailer in HD below.

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Cast

Jung Ji-so

as Hae-ran

Lee Soo-hyuk

as Tae-soo

Cha Joo-young

as So-jin

Jung Ji-woo

as Radio DJ

Crew

Byun Bong-sun

Byun Bong-sun Director of Photography

Kim Ha-kyoung

Kim Ha-kyoung Costume Design

International Releases Dates

Belgium 16 April 2026

France 03 April 2026

Korea 28 January 2026

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Comments

Have you watched Sister yet? What did you think about it?