Rajalingam is the only son of Ramalingam, the zamindar of Kalathur. Kannamma is the daughter of Murugan, a farmer of the same place. On the zamindar advice, Murugan sends his daughter to Chennai for higher education. While returning from Madras, Kannamma meets Raja in the train. Noticing her respect and awe for the zamindar, Raja calls himself an electrician visiting the palace. They fall in love. A few days later, Kannamma learns the truth and to reassure her, Raja marries her secretly in a temple.