Mood: The mood of the video appears to be melancholic and introspective, with a sense of longing. The theme seems to be related to heartbreak or unrequited love, as suggested by the title 'Mere Hauslo'n Ko' which translates to 'To My Heart'. The overall emotion conveyed is one of yearning and emotional vulnerability.

Environment: The setting of the video appears to be a dimly lit, intimate performance space, possibly a music concert or a recording studio. The blurred background with shades of green, purple, and gold creates a warm and cozy ambiance, suggesting a live music performance or an acoustic session.