The movie revolves around the lives of two young lovers, played by the lead actors, S. P. Balasubramaniam and Sridevi. The story takes off with the introduction of a young man named Kumar, who falls in love with a beautiful woman named Devi. As their romance blossoms, they face several challenges that put their relationship to the test.
Moondram Pirai was later remade in Hindi as Sadma (1983) with the same lead cast. If you cannot find the Tamil original, the Hindi version is also legally available. Moondram Pirai Tamilyogi