Forty years have passed since Arthur died at the Battle of Camlann. There is no longer a great king in Britain to restore the Britons to their former glory. And the Saxons, who have behaved quite quietly until now, no longer want to pay tribute, and they threaten war with the British kings, mired in civil strife... And now, Maelgon the Tall ascends to the throne of Gwynedd, one of the largest kingdoms in Britain. And in a lonely tower on the seashore, a virgin gave birth to a wonderful child - this is none other than Myrddin, who returned in the hour of trouble, who many centuries later in the legends of King Arthur will be called Merlin...