Set against the backdrop of Kolkata’s most turbulent era—the 1970s— Gunday is a high-octane action thriller directed by Ali Abbas Zafar and produced by Yash Raj Films . The story follows two orphans, Bikram ( Ranveer Singh ) and Bala ( Arjun Kapoor ), who flee to Kolkata during the 1971 war and rise from humble coal thieves to become the city’s most powerful and beloved "Gundays" (bandits).