Iniya Uravu Poothathu (English : Sweet relationship has blossomed) is a 1987 Tamil Indian feature film directed by C. V. Sridhar. The film stars Suresh and Nadiya Moidu in the lead roles.

Two friends, Ambalavanan and Chandrashekar, have very different perspectives on life. While one thrives amidst his loving family, the other believes that everything revolves around money.

Ravi, the only son of Vedachalam (Baliah), has traveled on business. Returning home, he meets a young woman on the train after picking up her spilled luggage. The contents of the luggage reveal that she is his sister, from his father's teenage years. When he returns home, she is moved in and living a life of wealthy luxury. But is she really who she says she is?