Mood: The mood of the video appears to be romantic and intimate, with a sense of longing. The theme seems to revolve around love and relationships, with the title 'Mushkil Hai' suggesting that there may be challenges or difficulties in the relationship. The overall emotion conveyed is one of yearning and closeness.

Environment: The setting of the video seems to be a dimly lit, possibly indoor location with bright lights shining in the background. The atmosphere is warm and cozy, with a sense of closeness between the two individuals. The setting may be a private or secluded spot, adding to the intimate mood of the video.