Gopinath finds his brother Raghunath's car and belongings at an accident site along with a letter. While the family mourns his death, the police investigate the unusual circumstances of the case.
When Vikraman returns home after completing his studies, he finds out that his brother has illegally acquired all the property leaving his widowed sister in poverty and decides to set things right.
Anthappuram is a 1980 Indian Malayalam film, directed by K. G. Rajasekharan and produced by BVK Nair. The film stars Prem Nazir, Ambika, Jayan and Kaviyoor Ponnamma in lead roles. The film had musical score by Shankar Ganesh.