Sister (2026) | Movie | Movies Dock

Sister movie

🎬 Title: Sister / 시스터

Story: In an effort to fund her sister’s medical treatment, Hae-ran, an undocumented immigrant, finds herself entangled with loan sharks. This dangerous decision leads her to kidnap So-jin, the daughter of the loan company’s owner, with the assistance of her accomplice, Tae-su, who is also a shark himself. While their abduction scheme appears to unfold as planned, things take a sharp turn when So-jin manages to overpower Hae-ran and takes control of the gun. In a moment filled with fear, Hae-ran reveals a secret that only she knows. Now caught between Tao-su and So-jin, she struggles to balance her desperate need for surgery funds with the need to protect So-jin. Amidst the chaos, a surprising revelation emerges.

⭐ Rating: 5 (1 votes)

📅 Release date: 2026-01-28

⏱️ Runtime: 1h 27m

🎭 Genres: Crime, Thriller

🎬 Director: Jin Sung-moon

✍️ Writer: Jin Sung-moon

🌍 Countries: South Korea

🏢 Production companies: Wind Up Film, Studio Santa Claus Entertainment, Blossom Pictures

Sister movie backdrop

👥 Cast: Jung Zi-so (Hae-ran), Lee Soo-hyuk (Tae-su), Cha Joo-young (So-jin)

Editor’s note: Here’s a quick note on Sister (2026): It delves into its Crime and Thriller elements while maintaining an original feel. Under the skilled direction of Jin Sung-moon, the film strikes a balanced tempo and evokes a strong sense of location. The performances by Jung Zi-so, Lee Soo-hyuk, and Cha Joo-young contribute to its authenticity. With a runtime of 1 hour and 27 minutes, the pacing is just right, ensuring it doesn’t drag. Though reviews have varied, it’s worth watching for its atmosphere. If the storyline intrigues you, definitely add it to your watch list.

More Info:
View Sister on TMDB
| IMDb