Mood: The mood of the video appears to be romantic and emotional, with a sense of longing or separation. The theme seems to revolve around a past relationship or a missed opportunity, as hinted by the title 'Iss Baar Jo Chale Gaye' which translates to 'This Time They Went Away'. The overall emotion conveyed is melancholic and introspective.

Environment: The setting of the video appears to be a decorated room, possibly a wedding or a festive setting, with white and pink flowers, orange garlands, and fairy lights. The atmosphere is warm and intimate, suggesting a private moment between the two leads.