Gang In-ho, who is working to earn money for his daughter's surgery, is appointed to a school for hearing-impaired children in Gwangju. But what he discovers there is an ugly truth: the children are being physically and sexually abused by their teachers. When he decides to fight for the children's rights and expose the crimes being committed at the school, In-ho teams up with human rights activist Seo Yu-jin. But he and Yu-jin soon realize the school's principal and teachers, and even the police, prosecutors and churches in the community are actually trying to cover up the truth. Written by Stanislav S, Sochi, Russia The Silenced is a 2011 Korean Korean-language Drama film starring Gong Yoo, Jung Yu-mi, Hyeon-soo Kim, Kim Jee-young, In-seo Jeong, Seung-hwan Baek and Seok-yeon Hong. The movie is based on The Crucible by Gong Ji-young. Samgeori Pictures was the production house involved in the project along with executive producer(s) Uhm Yong-hun, Bae Jeong-min and Na Byung-joon. The film is written and directed by Hwang Dong-hyuk. CJ Entertainment acquired the distribution rights for the motion picture. The Silenced was released on 22nd September 2011 in Korean and Korean Sign Language languages and takes a screen time of 125 minutes. The film made a box office gross of $30 million. Cinematography was done by Kim Ji-yong and editing by Hahm Sung-won. The music was composed by Mowg.