A classic Bollywood gem that continues to resonate with audiences for its powerful storytelling and social commentary, (often mistakenly referred to as Hero 420 ) is a landmark film in Indian cinema. Directed by Mansoor Khan and written by the legendary Aamir Khan , who also stars in the lead role, this movie is a bold critique of corruption, legal hypocrisies, and the struggle for justice in society. The title, derived from Indian Penal Code Section 420 (related to cheating and fraud), sets the stage for a gripping narrative about truth, courage, and moral integrity. Plot Summary The film follows Nirmal Bose (Aamir Khan), a determined young man from a modest background who arrives in a small Indian town on a mission to expose a notorious school principal, Bhau Chuttipa (Amitabh Bachchan), accused of fraudulently collecting donations from poor parents for school infrastructure while living a lavish lifestyle. Nirmal, an idealist with no formal legal training, uses his wit and grassroots activism to challenge the system.