Mood: The mood of the video appears to be intense and dramatic, with a sense of urgency and chaos. The theme seems to revolve around a mysterious and possibly dark event or investigation, given the title 'The Bengal Files'. The emotions conveyed are serious and suspenseful, hinting at a thriller or mystery genre.

Environment: The setting of the video seems to be a blend of modern and possibly historical or colonial elements, given the title and the music tracklist which includes traditional and vintage songs. The environment could be a mix of urban and rural Bengal, with potential settings including old buildings, streets, and possibly even jungles or other landscapes.