Kathiresan aka Kaththi, a criminal, escapes from the Kolkata prison and comes to Chennai, where he comes across his doppelganger Jeevanandham, fighting for his life after being shot at by unknown men. Kathir decides to pass off as Jeeva and make away with a lump sum amount but once he realizes who Jeeva really is, Kathir turns a crusader.
A furious youngster takes on a politician, a police officer and a criminal owing to the injustice meted out to his kith and kin
A barber has a skirmish with a gangster on the road, and this encounter results in him running all over the city to save himself.
The lives of three friends, who get booked in a petty offense, turn topsy-turvy when they engage in illegal acts to overcome the hurdles they face.