Kana Kandaen is a 2005 Tamil movie directed by Ok. V. Anand, and starring Srikanth, Gopika, and Prithviraj. Mates since their childhood days, the couple begins to reside in a small home owned by Vivek in Chennai. In the meantime, Bhaskar, a analysis scholar in Chemistry, succeeds in popping out with a prototype of a desalination plant which he desires to present to the federal government and remedy the water disaster in Chennai.