 Con-man Roy (Bachhan), pretends to be legit. in front of his paramour Simmi (Priyanka Chopra). But, as it happens Simmi finds out the nasty truth, and that s the end of that. Roy, in another twist of fate is diagnosed with a fatal sickness, which promises to sink him in 3 months. Roy bereft of lady-love resolves to do one good thing before leaving this world, and that good thing is helping his apprentice Dittu (Ritesh) hoodwink the mobster (Patekar) who hurt his family. Who gets conned and who doesn t is the rest of the story . . .