Aayiram Naavulla Ananthan.

Dr. Nandakumar and Anantha Padmanabhan are doctors who lived with Ananthan's mother after the death of their father and Nandu's mother. Nandu married Sirdevi with whom they had a daughter while Ananthan marries Radhika. Once Nadhu was too drunk and he made a mistake with one of his patients. Later Ananthan performs surgery on the old man and saves him. Soon the brothers become enemies.