During the Pidari Pooja, a pregnant woman is found inside a well. Kaathadi and Koothaar's search for her brings them to Vanadesam.
Neela reveals her bitter past to the villagers, where her lover was killed while fleeing from Rajadurai. During the Dasara festival, Mookandi dresses as Goddess Kali.
Ganesan seeks revenge for Mookandi and Bama's murder. At Nagercoil court, Kaathadi apologises to Neela, who then takes Ganesan to Rajadurai and the murderers.
Kaathadi joins hands with Ganesan and his group. After Barani's death, AJ makes a plan for his son Arun's future in politics. Meanwhile, a young widow is held hostage for Rajadurai.
The conflict comes to a head when Rajadurai escapes, Arun is kidnapped, and the existence of Vanadesam is put in danger.