Sundaram with a poisoned knife out of jealousy. Sundaram is admitted to a hospital but recovers from the incident with the help of Mary, a nurse who works there. Later, he and Mohana meet in a concert programme where they perform, against Vadivambal's wishes. For his personal gains, "Savadal" Vaithi, a cunning man, befriends the Maharaja of Madhanpur, who is the programme's chief guest. Vaithi promises to make Mohana the Maharaja's mistress. Vaithi traps Mohana by telling her that the Maharaja has invited nadaswaram and Bharatanatyam performers to perform in his palace, and that Sundaram has also decided to attend. Mohana immediately accepts the offer and the two visit Madhanpur. Vaithi treats Sundaram's group badly and Sundaram decides to leave. He sees Mohana visiting the Maharaja's room. The Maharaja asks Mohana to be his mistress. but she rejects his advances and is rescued by the Maharaja's wife, the Maharani. Sundaram decides that Mohana does not love him, despite her repeated denial of the Maharaja's offer. Depressed, Mohana runs away. The Maharaja reveals the truth to Sundaram that Mohana had refused his offer and she only loves Sundaram. Realising his mistake, Sundaram rushes to apologise to Mohana, but sees her trying to hang herself from the ceiling of a room in which she had locked herself. He screams to her to stop and promises he will never doubt her love again. Sundaram breaks the door and saves Mohana. They then get married with Vadivambal's approval. Vaithi is arrested for his crimes. Cast Male cast Sivaji Ganesan as Nadaswara Chakravarthi "Sikkal" Shanmugasundaram (Sundaram) T. S. Balaiah as Muthurakku A. V. M. Rajan as Thangarathnam K. Balaji as "Singapuram Minor" Chelladurai M. N. Nambiar as the Maharaja of Madhanpur Nagesh as "Savadal" Vaithi / Vaithiyanathan Iyer K. A. Thangavelu as Nattuvanar Muthukumara Swamy T. R. Ramachandran as Varathan V. Nagayya as Sundaram's Nadaswaram teacher S. V. Sahasranamam as a Saint living in Thiruvarur K. Sarangapani as Sakthivel E. R. Sahadevan as 'Minor' Nagalingam A. Karunanidhi as Sudalai P. D. Sambandam as a Thaalam player in Sundaram's troupe Senthamarai as Kadambavanam Female cast Padmini as Mohanambal (Mohana) Manorama as Karuppayi / "Jil Jil" Ramamani / Roja Rani Ambika as Ashalata Devi, Queen of Madhanpur C. K. Saraswathi as Vadivambal, Mohana's mother M. Saroja as Abaranji Vethalai Petti Udaya Chandrika as Maragatham, Singapuram Minor’s Wife M. Bhanumathi as Mary Shanmugasundari as a Veena player in