On a cold winter morning in Lutyens' Delhi, the room service staff at Nagaland Sadan discover a decapitated head. The victim Jonathan Thom, a Naga leader, was in Delhi for the important Naga Business Summit. IPS officer Ansari leads the murder investigation. Meanwhile, Hathi Ram, investigates a migrant worker's disappearance, only to chance upon a startling discovery.

Hathi Ram and Ansari meet SP Meghna Barua in Nagaland who is sceptical of their presence. Tensions rise at Thom's funeral at the arrival of Thom's estranged son Reuben. Hathi Ram and Ansari learn of Thom's illicit businesses. A drug dealer, a potential lead in their case, ends up dead. And so do the three individuals who had claimed responsibility for Jonathan Thom's murder.