Story: Bobby Deol plays Duke Chawla, a successful doctor with a great love life. He is about to be married to Nalini (Kangna Ranaut), but before he can settle down he meets with an accident and is paralyzed neck downwards. The love of his life deserts him, as do his friends. The person who was once the epitome of hope is now angry and frustrated, with no will to live. Enter Roshan, a little boy in the ... ...detailed story of Vaada raha... i promise