Poori (Daisy Irani) doesn't know who his mother and father are, and has been wanting excessive and low to get again to them. Seated in a park bench beside Sundararajan (Gemini Ganesan), Poori asks his identify and as quickly as he replies, he proclaims that Sundararajan is his father. This creates issues in Sundararajan’s life and ruins his plans of marrying his lover Latha (Savithri). The president of a hospital for the mentally ailing with a not-so-mentally-strong daughter creates extra issues for the hero. After many fascinating twists and turns, the reality emerges — Poori is the illegitimate baby of a soldier (Mustafa) and the deserted mom commits suicide, leaving the kid behind. Sundararajan ro and Latha are so drawn to Poori that they determine to undertake him.
