Yeh Aag Kab Bujhegi is a social family drama. The movie revolves around a man named Krishnanand (Sunil Dutt), who is the professor of sociology in a college, and is against dowry. Krishnanand marries his daughter Pooja (Sheeba Akashdeep) to Mohan. Mohan and his family are not happy with Pooja, as she brings no dowry, so they devise a plan to force Pooja to get money from her father. When Pooja learns about their plan, her in-laws brutally kill her. Krishna vows to fight for the justice of his daughter, but fails due to lack of evidence. Will he ever be able to get the culprits punished?