At the outbreak of an epidemic originating from Sri Lanka and making its way to a small village in Tamil Nadu, the revelation of an ancient force hibernating for 2.5 million years is triggered. Meanwhile, in the state of Uttar Pradesh, strange events are taking place amid communal tensions, alongside a rise of sophisticated ancient electronic weapons. A modest government servant and a billionaire NRI are drifted to the path of revenge against the state and the gods. But the danger looming over the planet is greater, launched by entities evolved more than mere 'earthlings'.

Bajrang Saga is a science-fiction/political fantasy set in contemporary India, where what was once considered mythical figures and events from the epic Ramayana resurface.