Sadhna (Hindi: साधना; Urdu: سادھنا; translation: Realize, also transliterated as Sadhana) is a 1958 Black-and-white Hindi film aiming at social reform, produced and directed by B. R. Chopra. The film stars Sunil Dutt and Vyjayanthimala in the lead with Leela Chitnis, Radhakrishan, Manmohan Krishna, Uma Dutt and Ravikant, forming an ensemble cast. The story, screenplay and dialogue were penned by Mukhram Sharma. The film revolves around Rajni (Vyjayanthimala), a prostitute, and her love affair with a college teacher