Mood: The mood of the video appears to be romantic and melancholic, with a focus on the longing and yearning emotions expressed in the title 'Tere Bina Dil Lagta Nahi', which translates to 'My heart doesn't feel complete without you'. The theme seems to revolve around love, separation, and the pain of being apart from one's loved one.

Environment: The setting of the video seems to be an outdoor location, possibly a scenic spot with trees and a building in the background. The casual attire of the two individuals suggests a relaxed and intimate atmosphere, which is often associated with romantic music videos.