Research Librarian Katherine Pendragon always had the fantasies that her name inspired. So she traveled to England and became the worlds leading most expert in King Arthur and the Knights of the Round table. But that was all history. Until, faced with a gruesome fate she inadvertently summons the sword of legend, EXCALIBUR. Now armed with the magic blade she prowls the streets of London dispensing healthy doses of justice. But is there another reason for the mystic blades return. Find out as Lady Excalibur and her friends face an ancient evil.