Mood: The mood of the video appears to be romantic and intimate, with a sense of passion and love. The theme seems to revolve around a deep emotional connection between two people, with the title 'Tumhe Apna Banane Ki Kasam' suggesting a promise or vow to make the other person one's own. The overall emotion conveyed is one of longing and devotion.

Environment: The environment appears to be a luxurious and ornate outdoor setting, possibly a garden or a balcony with a scenic view. The presence of white curtains, flowers, and a decorative railing suggests a high-end or royal ambiance. The setting seems to be a serene and peaceful one, with a focus on the emotional connection between the two individuals.