Second Sister poster

Second Sister

Find the murderer hiding in the network

4.5(4)20251h 30m2

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.

Share WhatsApp Telegram
Status
Released
Budget
—
Box office
—
Language
Korean
  • based on novel or book

Top billed cast

Behind the camera

Director

Shin Jai-ho

Produced in

South Korea

Where to watch

Availability for Indonesia. Provided by JustWatch through the TMDB API.

Stream

  • Catchplay logoCatchplay

Gallery

Still from Second SisterStill from Second Sister

Videos

Release dates

  • South KoreaKR

    • Theatrical1517 Dec 2025

Frequently asked questions

Second Sister was released on 17 December 2025.

Member reviews

Sign in to rate and review. Browsing stays free and open.

Sign in

Member comments

0

Sign in to post a comment. Browsing stays free and open.

Sign in

More like this