A mysterious phone call from an anonymous man leads police officer Sartaj Singh on a chase around Mumbai in a dangerous cat-and-mouse game.

To save Nayanika, Sartaj intervenes during a RAW operation. In 1992, as political unrest increases, so does the bloodshed from Gaitonde and Isa's feud.

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’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.

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.