Avrodh: The Siege Within 2 is an Indian Hindi-language military drama espionage streaming television series which premiered on SonyLIV on 24 June 2022. It was directed by Raj Acharya, and stars Abir Chatterjee in the lead role. The series is a standalone sequel to Avrodh: The Siege Within. It is based on operations conducted by the Indian Army to stop terrorist attacks and spread of fake notes, eventually leading to the implementation of demonetisation. The series is a fictionalised retelling of the chapter, ‘Just tell me when to begin Sir’, from the book India’s Most Fearless 2, written by Shiv Aroor and Rahul Singh.