After making a discovery in Gaitonde's bunker, Sartaj joins a mission to foil a deadly conspiracy. In 1994, Gaitonde resurfaces in a new location.

With the terrorist-cell investigation underway, Sartaj visits Guruji’s ashram. In the late '90s, Gaitonde is urged to seek a spiritual anchor.

Sartaj traces how Shahid Khan’s nuclear consignment was delivered to India. In the early 2000s, Gaitonde takes bold action to maintain his notoriety.

Sartaj’s team tries to reach Shahid Khan via an internet chatroom. In 2003, Gaitonde's growing disenchantment with his life brings him closer to Guruji.

As Sartaj's team baits a trap for Shahid Khan, Majid suspects a department member. Immersed in ashram life, Gaitonde learns of Guruji’s lethal plans.

Batya lets Sartaj in on several secrets, leaving him reeling and conflicted. Gaitonde returns to Mumbai to set Guruji’s destructive plan in motion.

After committing a drastic act, Gaitonde can’t silence Guruji’s voice in his mind. Parulkar reaches a shocking realization. Sartaj makes a breakthrough.

Unsettling truths, complex betrayals and unforeseen connections emerge for Sartaj, Gaitonde and Shahid Khan as doomsday descends on Mumbai.