In this comedy of errors, one of each of 2 pairs of twins is stolen by a childless nurse from their mother, years apart. The 1st twin is, in turn, stolen by the nurse's thieving husband & grows up to be a thief, Jagadeendran, while his twin grows up in his real family to be Balakrishnan, a cop. From the 2nd pair, the twin who grows up with the nurse becomes an actor, Jagadheesh Chandran & his twin, with his real mother, grows up to become a cop, Unnikrishnan.