Retells, in graphic novel form, the tale of Arthur Pendragon who, raised in obscurity, draws a legendary sword from a stone and begins the life he was born to lead, guided by the elusive wizard Merlin.
The knight Gawain recounts the adventures of King Arthur and his fellow members of the Round Table, his own battle with the Green Knight, his marriage, and the final days before the fall of Camelot.
Armed with their respective powers as warrior and magician, Dan and Ursula attempt to return to their own time through the Veil but instead find themselves in the turbulent era of the early Middle Ages in the service of Artorius Ursus, War Duke of Britain.
Thirteen-year-old Arthur, now serving as a squire to Lord Stephen of Holt Castle, turns his attention to fulfilling some of his other dreams, such as meeting his birth mother, marrying the beautiful Winnie, and most of all, becoming a Crusader.
Arthur de Caldicot, on his way to becoming a man, witnesses the horrors of the Fourth Crusade in Venice and Zara, as well as the downfall of King Arthur's court, in his seeing stone.
Galwyn, son of a Roman Celt, escapes from his tyrannical uncle and joins Lord Artos, later known as King Arthur, using his talent with languages and way with horses to help secure and care for the Libyan horses that Artos hopes to use in battle against the Saxons.