Prafulla Roy wrote Nayana novel. The central character of this novel is a beautiful girl, Nayana. Rajeshwari is her best friend. Some days ago, two departments: the Historical Department and Botanical Department, went to a study excursion. They built their camp beside Behar-Bengal border. One day Nayana wants to go out of their field alone. But that’s not right anymore. She goes out of the area where they stay.