Four years after the events of Aavanazhi, Balaram and Seetha are married with a daughter. When Seetha is killed by Dulabribai's men, Balram sends his daughter to be cared for by nuns along with his partner Madhavan. Balram faces his enemies, including Indira Shankar and Sayed Mohammad Shah, and Preethi avenges her father's death.
Usha, a classical dancer, gets molested by three young men on her way back home from a concert but Sreekumar saves her. Later, Sreekumar helps her in her career and gradually falls in love with her.
Unnai Suttrum Ulagam is a 1977 Indian Tamil-language film starring Jayalalithaa in the lead role. The supporting cast included AVM Rajan, Vidhubala, Pramila, Savithri, Vijayakumar. Kamal Haasan plays a cameo. The film was directed by G.Subramaniya Reddiar and produced by Shree Navaneetha Pictures.