Mood: The mood of the video appears to be romantic and lighthearted, with a sense of warmth and closeness between the two individuals. The theme seems to revolve around love or a romantic relationship, given the title 'Tu Hi Hai' which translates to 'You Are The One' or 'You Alone Exist' in English.

Environment: The setting of the video seems to be outdoors, possibly in a natural or park-like environment, given the blurred greenery in the background. The focus is on the two individuals, suggesting an intimate or casual setting that complements the romantic theme.