Mood: The mood of the video appears to be romantic and melancholic, with a theme of love and heartbreak. The couple's facial expressions suggest a sense of longing and possibly regret. The title 'Main Duniya Bhula Doonga' translates to 'I will forget the world', implying a desire to escape or forget the pain of love.

Environment: The setting of the video seems to be a luxurious and intimate environment, possibly a wedding or a romantic dinner. The woman is dressed in a white wedding dress and holding a bouquet of flowers, while the man is dressed in a suit. The background is blurred, but it appears to be a lavish setting with string lights or chandeliers.