Mood: The mood of the video appears to be melancholic and nostalgic, with a sense of longing. The theme seems to revolve around memories and past relationships, with the title 'Kabhi Yaadon Mein Aaun' suggesting a desire to revisit memories. The overall emotion conveyed is one of wistfulness and introspection.

Environment: The setting of the video appears to be a desert or a barren landscape, with a couple walking away in the distance. The background is hazy and beige-toned, which adds to the nostalgic and melancholic atmosphere. The environment seems to be a representation of a distant or isolated location, which complements the theme of longing and reminiscence.