Mood: The mood of the video seems to be romantic and carefree, with a sense of joy and affection between the two leads. The theme appears to be a love song, with the title 'Pyaar Ho Gaya' which translates to 'Fallen in Love'. The overall emotion exuded is lighthearted and playful, with a hint of intimacy.

Environment: The setting of the video appears to be a tropical beach, with palm trees and a pier in the background. The sky is blue with white clouds, and the atmosphere seems to be relaxed and serene. The beach setting suggests a warm and sunny location, possibly in Goa or another coastal town in India.