Soappu Seeppu Kannadi

A murder takes place in Neelagiri Express bound to Coimbatore from Chennai.

Ramalingam is an honest, principled man, working as a clerk in a company. He values integrity and discipline as the doctrines of daily life. But his honesty is put to test when his son-in-law Raghu comes to him with a big problem. Raghu has misplaced some money in the bank in which he works, and he requests Ramalingam to give him money so that he could make good the loss.

Mala, a modern college girl witnesses the murder committed by Sudhagar and hops into a bus bound for Pondicherry. Sudhagar follows and tries to kill her on the journey.

The bank manager gets into trouble when his old friend dies in the scuffle while trying to rob his money. He runs for cover and ends up in a drama troupe.