Mood: The mood of this video appears to be romantic and playful, with a sense of carefree joy. The theme seems to revolve around relationships and friendship, as suggested by the title 'Yaariyan' which translates to 'friends' or 'buddies'. The overall emotion conveyed is lighthearted and upbeat.

Environment: The setting of the video seems to be a studio or an indoor location with a plain background, possibly a film or music video shoot. The actors are dressed in traditional Indian attire, suggesting a cultural or festive context. The warm, golden lighting adds to the cozy and intimate atmosphere.