Pawan and Naveen escorted by their Uncle Manjit decide to cross the awe-inspiring mountains. Their journey is to take them through the Thamsar Pass to Bir. They are accompained by Tiger, a dog adopted en route, and David and Bushan, who befriend them. Dhumer Singh, the muleteer, joins them as their guide. But are the mountains safe? Will they be able to brave the cold? And the wild animals? Will the trek be successful?