Feluda in the Golden Fortress opens a window to Satyajit Ray’s detective novel called Sonar Kella. First published in 1971 in Bengali, this book was also adapted to screen and was the first film adaptation of Ray's famous ‘private investigator’ Feluda, which he not only directed but also wrote its screenplay and composed music for it. In the book, Mukul, a young boy, is persistently haunted by incidents from his birth. When his father takes him to a renowned parapsychologist Dr. Hemanga Hazra. He studies the boy’s drawings and believes the sketches depict the Indian Province of Rajasthan. He also suggests taking the boy there.

Meanwhile, a group of brigands get to know about this boy and believe that he could lead them to a treasure that they have been hunting for a long time. They kidnap Mukul and now, Feluda along within assistant Topse must bring back the boy and solve the mystery. They are joined on road by Lalmohan Ganguly, a pulp writer who goes by the non de plume, Jatayu.

Celebrating 50 years Sonar Kella, the most popular film by Satyajit Ray based on the adventures of detective Feluda, this book opens a window to previously unseen works of Ray from his journal. With rare photographs, interviews and film stills, Feluda in The Golden Fortress is your ultimate Feluda book.