Kasthuri is an Indian Tamil-language soap opera that aired on Sun TV from 21 August 2006 and later a show named 'Madhavi' replaced this serial on 19 April 2010. It shifted at 11.30AM. This serial was replaced by Kanmaneeya and again shifted on 13 December 2011, telecasted for 1532 episodes. The show starred Easwari Rao, Niya, Latha, Delhi Ganesh, Shyam, Neelima Rani, Aparna and Nithish among others. It was produced by Balaji Telefilms Ekta Kapoor and Shobha Kapoor, and had various directors. It also aired in Sri Lanka on the Tamil channel on Shakthi TV. It is an official remake of blockbuster Telugu series Kalyanee which aired on Gemini TV.

Plot

The story of a village girl who marries a groom from the city. Ram is the groom and wants a modern and educated wife. While he and his parents come to this village to see Kasturi, unknowingly he sees another girl who is fairer near the well of the house. Thinking that she is Kasthuri (Easwari Rao), Ram says OK for the marriage, and they arrange the marriage. On the date of marriage, Ram is shocked to see the real Kasturi very dark in color and not educated or looks modern. However, there is no choice for him other than to marry Kasthuri (Easwari Rao), so he marries her. Later he brings Kasturi to his residence in Chennai, Tamil Nadu.