With King Edwin dead the Welsh and their Mercian allies rule Britain but it is short lived. When King Cadwallon and the Warlord fall out the land is divided once more. Leaders fight each other for petty thrones and the land is in turmoil. When Myrddyn the wizard returns it is as a harbinger of doom. The world of Rheged is on the edge of disaster. Only Gawan and the Warlord can save it.