Mood: The mood of this video appears to be romantic and introspective, with a sense of nostalgia. The couple's facial expressions and body language suggest a deep emotional connection. The theme seems to be about reminiscing past memories or moments, as hinted by the title 'Woh Beetey Din' which translates to 'Those Passed Days'.

Environment: The setting appears to be outdoors, possibly near a bridge or a waterfront area, with a darkened or sunset background. The focus is on the couple, and the surroundings seem to be blurred or dimmed to emphasize their emotions.