Pulavar Samy (G.M.Kumar) an unsuccessful musician who wastes his life with the bottle, his teetotaler son Sannaasi (Sasikumar) who is the head of a 'Tharai Thappattai' music and dance troupe and the alcoholic Sooravali (Varalakshmi Sarathkumar) the lead dancer who has the temper of a man but is in love with Sannasi and has a soft corner for Pulavar Samy. A fan of Sooravali, Karuppiah (R.K. Suresh) proposes marriage to Sooravali through Sannasi and her mother, who is impressed with his government job and his decent behavior gets Sannasi to convince the girl to agree and what happens next forms the rest of the story.