Sathyaraj is the son of R Sunderrajan and Sumitra. His dad has no job and spends his time reading newspapers. Sathyaraj is the sole bread-winner of his family. He would try to bring down all the atrocities happening in the society. He falls in love with a dusky beauty, Bhanupriya. The rest forms the story. This uses material from the Wikipedia article Kattalai, which is released under the Creative Commons Attribution-Share-Alike License 3.0.