Dark fantasy atmosphere, mysterious ritual, ancient tome, candles, dim red lighting, ornate circle of protection, mystical runes, eerie fog, abandoned church, crumbling stone walls, stained glass windows, old wooden pews, worn leather-bound book, cryptic symbols etched on the pages, incense smoke, ritualistic robes, hood up, mysterious hands holding a sacrificial dagger, full moon outside, ominous clouds, dramatic shadows.