What is Naaigal Jaakirathai about?
In an operation to save to girl from a bunch of masked kidnappers, Karthik loses his colleague and gets hit in the leg by the gangsters. The leader escapes while one is captured and one is dead. Having been affected both physically & mentally, he is stuck at home when a military-trained dog comically named Subramani comes into his custody & brings color to his life. Karthik's wife is now kidnapped by the same gang again however this time it is not business, but personal.