Karunanidhi’s domestic melodrama about two loving brothers torn apart by their respective wives. Elder brother Varadan (Sundarrajan) marries Sundari (Vanisree). He wants younger brother Venu (Ravichandran) to marry a rich woman, but Sundari wants a poor and obedient sister-in-law. Although Sundari initially refuses pregnancy for fear of ruining her looks, she eventually bears a child at the same time as the meek sister-in-law Parvathi (Bharati). Parvathi raises both children, causing an estrangement between the brothers.