Malar plays Rekha, who is happily married to a businessman named Vijay, played by Aghonderan Sahadevan. Unfortunately, her husband is a very busy man who is virtually married to his job.
This makes her upset and lonely, one evening Rekha decides to visit her mother and drives along a dark and lonely road. Her car breaks down and a kind, helpful stranger, Arvindh (Ben G), stops to help her.
Vijay comes looking for Rekha when he cannot reach her on her mobile phone. The next 12-hour time frame is when the plot unfolds with plenty of nail biting suspense.