Mood: The mood of this video appears to be devotional and spiritual, with a sense of reverence and piety. The theme seems to be centered around the worship of Lord Shiva, with the title 'Mere Baba' suggesting a personal and intimate connection with the deity. The overall emotion conveyed is one of calmness and serenity.

Environment: The setting of the video appears to be a mystical or divine realm, with a blue and white background that resembles a cloudy or foggy landscape. The presence of Lord Shiva and the trident suggests a Hindu or spiritual context, possibly a temple or a sacred site.