C/O Sir ("Care of Sir") is a 2013 Indian Bengali romantic thriller film directed by Kaushik Ganguly and produced by Jaspreet Kaur. The film tells the story of a blind school teacher's life and his struggle to prevent the school from being sold. The lead character is played by Saswata Chatterjee. It went on to Singapore Film Festival 2013.

Plot

The film is set in a boys' school in Kurseong. The story revolves around the life of school teacher Jayabrata Roy, played by Saswata Chatterjee, who has gone blind due to a sudden retinal disorder. He must now rely on his sense of hearing. After becoming irritable and helpless due to the situation, how he tries to stop the school being sold and how he tackles the situation himself (as his friends are turning foes) becomes the issue of the story.