First Love Letter is a romantic drama. The movie revolves around a young girl named Radha (Manisha Koirala), the daughter of Thakur Ajit Singh (Danny Denzongpa), a rich landlord. Radha falls in love with Shyam (Vivek Mushran), a milkman, but her father disapproves of their match because of the differences in their status. Later, Thakur Ajit Singh arranges Radha’s marriage with Thakur Ambar Singh (Chunky Pandey), who is also in love with Radha. However, Radha leaves her marriage ceremony to be with Shyam. To make things worse, her father gets Shyam arrested for false charges. Will Radha ever be able to unite with Shyam?