Parmanu movie is based on true story which is a journey of India becoming nuclear power. The story of a Scientist who is class 1 officer but does not get chance to share his complete plan for testing nuclear bomb which ends up losing his job as USA had banned any country for testing nuclear weapons and USA was spying on the world through thier satellites in this regards. When I had failed twice and the govt had changed. There was principal secretary to PM who found this person and wanted to do the test again. This was a chance for John Abrahim who played lead role of scientist came up with a team of 5 expects from each dept and proved his complete full prove plan was correct and under the nose of USA the mission was successful. This was a time when we had Kargil war against Pakistan and China was supporting Pak and we were left alone and there was urge to show the world our strength and power and nuclear weapon was only option so that no one dared to think of war with India.