M.N.Nambiar and his wife (Manorama) head a large family with their two sons, one daughter and their spouses and children. Shaam, one of their grandsons, is loved by all while Yugendran, who works in the city, is the black sheep of the family. Their only sadness comes from their estranged daughter, who eloped. Sharmili, their granddaughter comes home for a family get together. Shaam and Sharmili fall in love but it soon develops into a love triangle involving Yugendran. How this gets sorted out is the rest of the movie climax.