Set in a small town in Uttar Pradesh from which the film takes its name, ‘Aligarh’ is the story of a professor, Dr. S R Siras (Manoj Bajpayee) fired from his position for his sexuality and a young journalist, Deepu Sebastian (Rajkummar Rao) who tells his story to the world. Based on true events, the film depicts the unlikely friendship between the two, a relationship that will change both of them forever.