Mood: The mood of the video appears to be devotional and spiritual, with a sense of reverence and calmness. The theme seems to be centered around the worship and adoration of Lord Shiva, with the title 'Mere Bhole Nath' being a term of endearment for the deity. The overall emotion conveyed is one of serenity and piety.

Environment: The setting of the video appears to be a dark and ancient temple or shrine, with stone walls and intricate carvings. The atmosphere is mystical and sacred, with a sense of history and tradition. The presence of the statue of Lord Shiva in a meditative pose adds to the spiritual ambiance.