Mood: The mood of this video appears to be romantic and intimate, with a sense of closeness and affection between the two leads. The theme seems to revolve around love and relationships, with the title 'Tu Saath Hai Toh' translating to 'You Being There'. The overall emotion exuded is one of warmth and togetherness.

Environment: The setting appears to be an urban or cityscape, with a building and a car visible in the background. The image has a slightly blurred effect, which gives it a sense of movement and dynamism. The color palette is predominantly teal and white, which adds to the romantic and dreamy ambiance.