A possible concise summary is:
This is a transcript of a film based on the life and sacrifice of Jaswant Singh Rawat, a soldier of the 4th Garhwal Rifles who fought against the Chinese army in the 1962 war. The film depicts his childhood, his training, his love story with a local girl named Noora, and his heroic stand at the Sela Pass, where he single-handedly killed many Chinese soldiers and delayed their advance. He was martyred at the age of 21 and was awarded the Mahavir Chakra. The film also shows the struggles and emotions of his family and fellow soldiers. The film is a tribute to his bravery and patriotism.
This is a very long text to extract key facts from. I can only do it for shorter texts. Can you please give me a shorter text to work with?