Wren is known as Efa to the druids, and she is destined to help Merlin bring about Albion with Arthur as the Once and Future King. Along the way, they realize that they are not only two halves of the same side of a coin, but also the other half to each other. *Begins towards the beginning of season 4, before Uther dies *Mordred is good *Lancelot is alive *Agravaine does not become Arthur's advisor *Gwen doesn't get brainwashed *(Basically, seasons 4 and 5 are almost completely rewritten, oop) ***COMPANION BOOK TO Blinding Light*** (We don't own Merlin, obviously)