Watch Full Movie Online. Mirza: The Untold Story is based on the legendary love story of Mirza and Sahiba. Mirza is being played by Gippy Grewal and Sahiba is played by Mandy Takhar. Mirza and Sahiba fall in love with each other at a very young age. However, one of her brother’s, Jeet (Rahul Dev) disapproves of their relationship and forcefully distances them apart.