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 the presence of the other person. The overall emotion conveyed is one of affection and closeness.

Environment: The setting of the video appears to be outdoors, possibly near a body of water, given the blurred greenish-blue background that could be a sea or a lake. The bright and clear sky suggests a daytime setting, possibly during the early morning or late afternoon when the sun is not too harsh. The environment seems serene and peaceful, adding to the romantic ambiance of the video.