The movie story deals with Annamalai and Ashok have been best friends since childhood. Annamalai is a milkman while Ashok is the only son of a rich businessman . When Ashok falls in love with Shanthi , a poor girl, his father is naturally against the wedding. Annamalai holds the wedding and earns his ire. Meanwhile, Annamalai falls for Subu , whom he subsequently marries. Ashok's father, plotting to drive a wedge between his son and Annamalai, hints that he would like to build a hotel on Annamalai's land. Annamalai gives the land to Ashok without even accepting money for it. When Ashok's father later talks about bringing down his house, he slaps Ashok's father in anger. Ashok orders Annamalai's house to be bulldozed which drives Annamalai to challenge that he would become a bigger and more successful hotelier than his friend. Annamalai, with his hard work and honesty, becomes the biggest businessman in the city.