A square within a circle) is a 1978 Indian Tamil-language female buddy film, directed by S. P. Muthuraman and written by Panchu Arunachalam.

Based on the novel of the same name by Maharishi,[2] the film stars Latha, Sumithra, Srikanth and Sarath Babu.

[3][4] The film was released on 29 July 1978,[5] and Latha won the Filmfare Award for Best Actress – Tamil.

Anu has to compromise and get along with her hotel managers to get a dancing contract to earn money to educate Malathy.

Though Malathy doesn't approve of her friend's way of earning a living, she cannot throw away 15 years of friendship.