In 1981, Sunil Kumar Gupta joins Tihar Jail as a warden and learns more about its workings from DSP Rajesh Tomar. A surprise inspection leads to chaos.

As a death warrant is issued against prisoners Ranga and Billa, journalist Pratibha Sen seeks to interview them. Sunil makes a statement to the media.

An investigation into a jailbreak holds Mangat responsible. Meanwhile, Sunil learns more about the inmates who call Tihar home.

When an incident sparks a gang war, Tomar urges the Haddis and Tyagis to reconcile. Dahiya harbors a secret that later leads to a brawl with Sunil.

Sunil pushes for legal aid reforms for prisoners, but an irate Tomar decides to punish him, even as both grapple with personal troubles.

The prisoners stage a hunger strike amidst poor living conditions. A high-profile inmate faces execution. Sunil makes a shocking discovery.

As nationwide riots break out, the prison falls into disarray and Tomar's leadership is questioned. Sobhraj asks Sunil for a favor.