Mood: The mood of the video seems to be nostalgic and sentimental, with a focus on reminiscing about the past. The title 'Yaad Karte Raho Yaad Aate Raho' roughly translates to 'Keep remembering, stay in memories', which suggests a theme of looking back at fond memories. The overall emotion evoked is a sense of wistfulness and longing.

Environment: The setting appears to be a modern, urban environment, possibly a studio or a luxurious indoor space, given the presence of bokeh lights in the background. The presence of two men, one in a casual white shirt and the other in a more formal attire, suggests a professional or creative setting.