Aishwarya's appearance in the film was a major talking point in the lifestyle and entertainment circuits. Renowned designer was tasked with creating her diverse "avatars," ranging from a simple school girl to a high-fashion diva.

In Endhiran , Aishwarya portrays Sana , a medical student and the girlfriend of the brilliant scientist Dr. Vaseegaran (played by Rajinikanth). Her character serves as the emotional core of the film; it is Sana whom the advanced android eventually falls in love with after gaining human emotions, leading to a dramatic conflict between creator and creation.

The 2010 sci-fi blockbuster Endhiran (released in Hindi as Robot ) remains a landmark achievement in Indian cinema, not just for its groundbreaking visual effects but for the ethereal presence of . Playing the role of Sana , Aishwarya delivered a performance that blended commercial appeal with a dignified screen presence, solidifying her status as a global icon of lifestyle and entertainment. Aishwarya Rai's Role: The Heart of the Machine