Ilamai Oonjaladukirathu (1978)

Murli (Rajnikanth) and Prabhu (Kamal) are owner and manager respectively, of an advertising agency in Madras. Prabhu has been raised by Murli's family, and feels greatly indebted to them. Prabhu is in love with Padma (Sripriya), but a misunderstanding leads them apart. In the meantime, Murli meets and falls in love with Padma.