Kalasam (Tamil: கலசம்) is a soap opera that aired Monday to Friday on Sun TV from 14 July 2008 to 26 June 2009 totaling 234 episodes.

[1] The show stars Ramya Krishnan in dual roles as a mother and daughter, with Sudha Chandran, Kutty Padmini, T. S. B. K. Moulee, Devan and Saakshi Siva.

It was produced by Vision Time and RDV Staarlight Works and directed by Senthil Kumar and A. Abdulla.

A lawyer reads a newspaper article about how Ranjini got arrested and, having been fond of her, Neelambari decides to help her.

The story begins here and has many twists and turns, including the return of Neelambari, who after 25 years comes to take revenge on Chandramthi.