The love affair between an orphan and an auto-rickshaw driver is opposed by the girl's grandmother but supported by her grandfather. A romantic comedy played against a back-drop depicting the daily grind of life as a cabbie.
Unni, who his family thinks is an NRI, is actually a smuggler known as Walayar Paramasivam. Problems arise when his finance finds out his identity and his brother becomes a police officer who is in pursuit of Paramasivam.
Two strangers pretend to be husband and wife in order to use a pre-reserved ticket bought from a scalper to get on a train , because of last second plans ,find that their lives intersect and later fall in love.