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 'Khali Khali Dil' suggesting a sense of emptiness or loneliness that is filled by love. The overall emotion conveyed is one of yearning and closeness.

Environment: The setting of the video seems to be outdoors, possibly in a natural or scenic location, given the blurred background that resembles a landscape with a blue sky. The focus is on the couple, suggesting that the environment is secondary to their interaction.