Mood: The mood of the video appears to be emotional and heartwarming, with a focus on the bond between a mother and daughter. The theme seems to revolve around the relationship between the two, with the title 'MAA' (meaning 'mother' in Hindi) and the song title 'Humnava' suggesting a deep emotional connection.

Environment: The setting of the video appears to be a serene and natural outdoor environment, with lush greenery and a warm sunset background. The presence of trees, grass, and a brick wall suggests a rural or suburban setting, possibly in India.