Mood: The mood of the video appears to be lively, playful, and romantic, with a sense of excitement and joy. The theme seems to revolve around love, luck, and possibly prosperity, given the presence of currency notes and the title 'Lag Gai Lottery'.

Environment: The setting seems to be a fantastical or dreamlike scenario, with the couple floating in mid-air surrounded by clouds and currency notes. The presence of drums and other objects floating around adds to the whimsical nature of the scene.