The Sword in the Stone (2) (S04E13)

Morgana and Helios have taken over Camelot, leaving Merlin and Arthur as outlaws desperately fleeing for their lives in the season finale of Merlin. Cornered in Ealdor with a merciless army closing in, their predicament grows increasingly dire. Arthur needs to rally himself if they are to prevent Camelot from being lost for good. However, with Agravaine’s betrayal and Morgana’s formidable forces, the young King struggles to find his resolve. It falls to Merlin to reignite Arthur's belief in himself, but it will take a remarkable act to show the King he is destined to lead. Can Merlin persuade Arthur before their dreams of Albion crumble?