She wants her favourite younger brother Arulmozhi to become the king. That is why she has sent for him. If Arulmozhi comes back, she can control the Chozha kingdom the way she wants. She will rule the kingdom by proxy
Two of the guards pushed one of the tiger cages to a side, using a system of pulleys and wheels. They then pulled up a trap door closed with a heavy stone slab. Steps led down to the dungeon.
“If there is a big calamity that befalls the Chozha kingdom, it would be because of only two ladies.”
Kundavai exclaimed, “One lady is me; who is the other one?”
“The Pazhuvoor Queen, Nandini.”
Nandini laughed an evil laugh. “Anyway, the dead cannot be brought back to life.” Kundavai tried to reassure herself that Vandhiyathevan would not fall so easily.