Oxford University-certified cryptologist Arya Sengupta rushed to India from London when he came to know that his parents passed away in a terrible car accident in Kolkata. His father was a renowned professor of history at JNU (Jawaharlal Nehru University) in Delhi. Arya's father took early retirement and returned to his ancestral home in Kolkata. A year later, Arya realized that his father had escaped from Delhi to Kolkata to save a priceless historical artifact from evil. As Arya starts to investigate, he comes across intriguing facts about his father that turn his seeking into an unprecedented adventure where he faces extraordinary challenges. Arya's skill as a cryptologist helps him in this quest to break the hurdles one by one and proceed further.

Will Arya be able to find the answer to the big questions in front of him – Who killed his father? What was his father protecting till death from the evil?