My Dear Marthandan is a Tamil language film starring Prabhu Ganesan in the lead role of the protagonist and Kamal Haasan in a guest role.Prabhu is the prince of a village,his guardians only show the rich and wealthy life for him because of this Prabhu feel very boared ,so he intent to go out of the village and went to the city to learn about the whole meaning of life by trying to act to the people as an average income guy and he also fall in love