Set alongside on the riverbanks of Maanamadurai in the Sivagangai district, the premise is about a very gullible, innocent old couple in their late 60s, 70s who inadvertently get intertwined in the political lobby of sand mining which is currently a major issue in the local district. By the orders from a steadfast judge, to ensure protection & safeguard them from the vindictive political system, they nominate a weakest unassuming rookie police constable .The emotional bond between the rookie policeman and the couple & how they avenge the entrenched political system with fortuitous incidents as a new found allies forms the rest of the narrative.