Unnai Ninaithu is a 2002 Indian Tamil-language romantic drama film written and directed by Vikraman. It stars Suriya, Laila and Sneha while Ramesh Khanna, Charle, R. Sundarrajan and Ramji play supporting roles. The film was released on 10 May 2002 and became a commercial success. It was remade into Telugu by the same director as Cheppave Chirugali and in Kannada as Krishna.

Plot

Surya works as a receptionist in a lodge in Chennai. He, along with his friend Gopi, manages the entire lodge. Actually, the lodge is owned by Surya's father but has been leased due to financial troubles. Radha is the daughter of the new manager for the lodge who stays next to the lodge along with her mother and family. Radha gets attracted towards Surya upon seeing his good nature, but Surya tells his past love story to Radha.