Do-ga-ni

The film "Do-ga-ni" (2011) tells the story of Kang In-ho (Gong Yoo), an art teacher at a special needs school for Deaf children who discovers that the students have been subjected to physical and sexual abuse by the faculty members and administration. In-ho collaborates with human rights activist Seo Yoo-jin (Jung Yu-mi) to expose the truth, but faces a corrupt system that tries to cover up the crimes. The film's portrayal of the abuse and its aftermath sparks public outrage, leading to changes in the law to protect vulnerable individuals.