I think revolution 2020 is one of the master piece by Chetan bhagat, The story is about three close friends two boys and a girl, one is the hero and the other one is his friend and the girl is aarti the hero narrates the story to chetan bhagat in the book, he tells how he become the young director of the college "ganga tech" without completing his education with the poor background he tells about his true love with aarti and his strong love enough to let her go towards the good one, that is his friend.