Mood: The mood of the video appears to be romantic and introspective, with a hint of melancholy. The title 'Aur Kuch Baki' translates to 'And Some Things Remain' or 'Some Things Left Unsaid', suggesting a theme of longing or unfinished business. The overall emotion evoked is one of wistfulness and contemplation.

Environment: The setting of the video seems to be a minimalist, indoor location with a plain white background. The presence of heart-shaped bokeh lights in the background adds a touch of warmth and romance to the scene. The overall aesthetic is simple, yet evocative, suggesting a focus on the emotions and expressions of the lead actress.