Mood: The mood of the video appears to be romantic and serene, with a sense of tranquility evoked by the snowy mountainous background. The theme seems to revolve around love and relationships, given the title 'Meri Zindagi' which translates to 'My Life' and the presence of couples in the image. The overall emotion exuded is one of warmth and togetherness.

Environment: The setting of the video seems to be a cold, snowy mountainous region, possibly in the Himalayas. The presence of snow-covered mountains and the attire of the individuals, including jackets and a beret, suggest a chilly climate. The environment appears peaceful and picturesque, ideal for a romantic getaway or a serene escape.