Merthur. Reveal Fic. Fem!Merlin (But don't let that stop you). It was simple, really. A mask, a change of clothing-Arthur couldn't even recognize Merlin. Merlin, disguised as a young sorceress Emrys, must save Arthur and Camelot. Arthur learns to trust this sorceress while falling in love with his maidservant. A war is looming. When will Arthur learn that they are one in the same?