You want Morgause/Morgana? We got that. You want Merlin/Arthur? We got that too. You want Gwen/Everyone? We got all of that. You want The Great Dragon/Merlin?
Morgana falls ill with an unidentified brain disease Gaius can't cure. A mysterious healer, Edwin, proves that his 'remedy to cure all ills' seemingly helps her. Edwin is after revenage for his parents on Gaius. He also learns Merlin’s secret.