Mood: The mood of the video appears to be romantic and intimate, with a sense of longing and closeness. The theme seems to revolve around love and relationships, with the title 'Tere Liye Rehna' suggesting a deep emotional connection between two people.

Environment: The setting of the video seems to be a serene and natural environment, with a field of tall grass and a body of water in the background. The presence of a dog in one of the scenes adds a sense of warmth and domesticity to the setting. The overall atmosphere appears to be peaceful and idyllic.