IB 71 is an action patriotic spy thriller drama based on true events and an incredible story set during the Indo-Pak war of 1971 where one of India’s top-secret missions went unnoticed that made us win the war. The story is that of IB agent Dev Jammwal (Vidyut Jammwal) who works for India’s intelligence bureau and is on a top-secret mission to save the nation from the dual attacks of Pakistan as well as China. How Dev unfolds the secret mission that involved 3 nations, 30 agents, 10 days forms the remaining plot of this edge-of-the-seat thriller drama.