Mood: The mood of the video appears to be romantic and sentimental, with a focus on love and relationships. The title 'Tuu...' and the tagline 'Auron Mein Kahan Dum Tha' suggest a deep emotional connection between two people. The overall theme seems to be a heartfelt expression of love and longing.

Environment: The setting of the video seems to be a mix of urban and intimate environments. The background is a blurred cityscape with bokeh lights, suggesting a nighttime setting. The couple in the foreground appears to be in a cozy, indoor setting, possibly a home or a quiet outdoor spot.