Second Sister (2025)
Second Sister (2025) is a suspenseful thriller that keeps you guessing until the very last scene.
Movie Info
- Title: Second Sister
- Year: 2025
- Runtime: 90 minutes
- Genre: Thriller, Crime
- Country: South Korea
- Language: 한국어/조선말
- Director: Shin Jai-ho
- Writers: Shin Jai-ho
Release
Second Sister became available to watch on 17 December 2025. The movie was released in South Korea.
Cast
Viewers will recognize several familiar faces in the cast, such as Kim Min-gue, Kang Seo-ha, Seong Hee-hyeon, Park Dong-hyeok.
Watch Trailer
Full Plot Summary
High school student ‘Ji-eun’ was the victim of the crime, but distorted online posts and malicious comments made her into the perpetrator in the public eye, driving her to take her own life. Her sister ‘So-eun’ finds detective ‘Jun-kyung’ to uncover the truth behind her sister’s unfair death, and he begins hunting down a suspect in cyberspace. As clues are revealed one by one, the case grows from a simple rumor into a complex web of truth involving anonymous accounts.
Poster
Second Sister (2025)
