The movie is set in the 18th century and revolves around the life of Bajirao I (played by Ranveer Singh), a skilled warrior and the Peshwa (Prime Minister) of the Maratha Empire. Bajirao's life takes a dramatic turn when he meets Mastani (played by Deepika Padukone), a beautiful and charming courtesan who is also a skilled dancer and warrior. Despite their different backgrounds, the two fall deeply in love, but their relationship is threatened by the societal norms and the opposition from Bajirao's wife, Kashibai (played by Priyanka Chopra).