Prafulla Roy was a Bengali author, lived in West Bengal, India. He received Bankim Puraskar and Sahitya Akademi Award for his literary contribution in Bengali.
I read it 7 or 8 years ago. The story captured my teenage mind so well. I went on to read it a second time. It still holds that special place for me. I felt like I was watching an adventurous Spy Thriller. He has a beautiful way of describing the scenario around him.