An Indian intelligence agent journeys to a war-torn coastal island to break a resolute rebel group and meets a passionate journalist.

Nandha returns after serving his term for killing his father. Although he killed him to save his mother, she does not forgive him. He is then taken in by Periyavar, who shelters Sri Lankan refugees.

'Okkadu Migiladu' is the story of displaced Sri Lankan Tamilians who find themselves stuck with the tag of 'refugees' all their lives. The mistreatment they face both in India and Sri Lanka, with either country refusing to accept them as their own, forms the crux of the story.