Bihar Jail Criminals,illegal Sumgling

Sunil Gupta is a former jailer at Tihar Jail in Delhi for over three decades. His time at Tihar gave him firsthand experience with the challenges of prison life, including managing high-profile inmates, and dealing with issues like caste, corruption, violence, and capital punishment. He is also the author of the book "Black Warrant," co-written with Sunetra Choudhury.