Mood: The mood of the video appears to be patriotic and intense, with a sense of duty and loyalty. The theme seems to revolve around the Indian military and possibly a story of bravery and sacrifice. The overall emotion conveyed is one of seriousness and pride.

Environment: The setting of the video is a desert landscape, likely in India, given the context of the movie title 'Parmanu: The Story of Pokhran', which refers to a nuclear test site in Rajasthan, India. The desert environment suggests a harsh and challenging terrain, which may be relevant to the story being told.