The Coming of Arthur: Part Two

Queen Morgana starts a reign of evil over everybody in Camelot. Morgause's immortal army help her keep command and it looks like there is no hope for Uther. Arthur regains his strength and Gwaine, Lancelot, Elyan and Percival attempt to help him with a counter attack. Merlin attempts to help Arthur reclaim Excalibur from the Lake of Avalon before time runs out to save everyone.