The film begins with a flashback of two friends, Saravanan and Parthasarathy, working at a popular cinema and sharing a close bond. Saravanan's mother, a hardworking woman, has spent over two decades striving to complete her son's education, as it is her husband's lifelong dream. Meanwhile, Saravanan falls head over heels in love with Meera at a traffic signal, and his friend Parthasarathy joins forces to help him win her heart. However, their plans fail miserably, and Meera's wedding is soon fixed with the son of a wealthy industrialist.
Oru Kal Oru Kannadi
A chance phone call upends a young man's attempts to win the heart of his crush, triggering a series of unexpected events that transform his life forever.