Mood: The mood of the video appears to be romantic and intimate, with a sense of serendipity. The theme seems to revolve around love at first sight, with the title 'First Sight Wala Love' suggesting a chance encounter that blossoms into romance. The overall emotion conveyed is warm and sentimental, with a hint of nostalgia.

Environment: The setting appears to be a bookstore or library, with shelves of books visible in the background. The warm lighting and earthy tones create a cozy and intimate atmosphere, suggesting a quiet and private space where two people can connect.