Merlin: Season 3, Episode 13

3 - 13: The Coming of Arthur: Part Two

Morgana has been crowned Queen of Camelot, Uther sits defeated in the dungeons of the castle, and Arthur, Merlin, Gwaine, Elyan and Gaius have been hiding in The Darkling Woods for a week. They must form a resistance against the new monarchy if the people of Camelot are to be saved from Morgana