After putting in enormous efforts, Ravi emerges successful in formulating a new drug but Shanthi is diagnosed with tuberculosis.

Ravi begins to neglect his duties as a doctor, focusing on Shanthi's health.

He recognises Shanti and rushes to the marriage hall to find that Shanthi's sister is married to his brother.

Ravi reunites with Shanti while Nalini joins the Red Cross and flies to Switzerland.

The song "Thendral Varum" which was picturised on Sowcar Janaki was removed from the film due to length issues.

[4] The music was composed by Viswanathan–Ramamoorthy (a duo consisting of M. S. Viswanathan and T. K. Ramamoorthy) with lyrics by Kannadasan.

[9] The song "Naan Pesa Ninaippathellam" was written by Kannadasan to showcase his friendship with Viswanathan.