Karthi (Dulquer Salman) and Riya (Malavika Mohanan) elope one early morning to Ooty, fearing that the elders in the family will not accept their inter-religious relationship. They return to their respective homes after a couple of days after having a fight. They convince their loved ones that they hate each other and vow never to see each other again. The film would then trace the eventual course of their lives.