Mood: The mood of the video appears to be intense and dramatic, with a sense of patriotism and bravery. The theme seems to revolve around war, sacrifice, and heroism, based on the title '72 Hours: Martyr Who Never Died', which suggests a story of a soldier's extraordinary courage and dedication.

Environment: The setting of the video seems to be a war-torn or battlefield environment, given the military attire and gear worn by the characters, such as helmets and camouflage. The dark and muted color palette adds to the somber and intense atmosphere, suggesting a serious and possibly grim storyline.