Mood: The mood of this video appears to be intense and dramatic, conveying a sense of urgency and danger. The theme seems to revolve around war, bravery, and possibly sacrifice, given the title '72 Hours: Martyr Who Never Died', which suggests a story of a heroic act or a significant event related to a martyr. The overall emotion evoked is one of patriotism and valor.

Environment: The setting of the video seems to be a war-torn environment, likely during an active conflict. The background shows chaos, with smoke, fire, and soldiers in combat gear. The presence of weapons and the soldiers' readiness for battle indicate a scenario of active combat or preparation for an attack.