Madhav ‘Maddy Kabra (Imran Khan) is an architect who falls in love with Payal (Kangana Ranaut) during college. After college they begin a live-in relationship for 5 years until suddenly Payal leaves Maddy. While all his friends tell him to forget about Payal, Maddy crazily tries to find Payal and win her back, during which the story flashes back to what happened during their 5-year relationship.