Hello Premistara is a Aravind (Sairam Shankar) comes from Kolkota and joins in a mobile company. He loves a TV anchor Nandini (Sheela) who runs a program on love and dating. And there is Arjun (Sairam Shankar again) who looks Aravind.
He too loves Nandini and when he tries to propose her, she gets engaged to Aravind. Then he comes to know that Aravind is his estranged brother but he hates Aravind since childhood. He hatches a plan to kill Aravind and marry Nandini in his place.