The British left India years ago…but someone is trying to re-establish the rule…through the most treacherous of ways… Kolkata, West Bengal: A female historian is found dead in her apartment. Historian Rudraprayag Sengupta is summoned and finds himself unwillingly dragged in the case, accompanied by a female IPS officer Gunjan Markande. And then, things start to get worse… New Delhi: A member of the National Cyber-Security Department comes across a computer virus that threatens to cripple every single Indian, through the most treacherous way possible… Rudraprayag Sengupta must breathlessly dash between several historical monuments, decrypting codes whose answers lie deep within several artworks and monuments…but if he fails in deciphering the codes, he shall end up harming every single citizen of the nation…