Mood: The mood of the video appears to be romantic and intimate, with a sense of longing. The theme seems to revolve around love and relationships, with the title 'Tere Naina Maar Hi Daalenge Lofi Mix' suggesting a deep emotional connection. The overall emotion conveyed is melancholic yet passionate.

Environment: The setting appears to be an urban environment, possibly a cityscape at night, given the dark tones and the silhouette of buildings in the background. The focus, however, remains on the couple, suggesting that the video could be set in a modern, possibly luxurious, urban setting.