NRI corporate Sundar Ramasamy comes to India to vote, only to learn that his vote has already been cast. While he reclaims his right legally, it also sets in motion a chain of events that eventually lead to him entering the political fray, trying to change the system.

LIE revolves around a guy named A. Satyam and tells it as Asatyam. He falls in love with a girl who falls for him for all the lies he says. It is the story of how he manages both love and his enmity don (Arjun) with intelligence.