Mood: The mood of the video appears to be romantic and nostalgic, with the couple's gentle expressions and the vintage-style airplane in the background. The theme seems to revolve around love and innocence, as hinted by the song title 'Dil-e-Nadaan' which translates to 'innocent heart'.

Environment: The setting of the video seems to be a warm and intimate outdoor location, possibly a garden or a rural area, with the couple dressed in traditional attire. The presence of flowers in the woman's hair and the soft focus background suggest a serene and peaceful atmosphere.