Once & Future 19

Is it possible that King Arthur and Merlin can save England from...King Arthur(s) and Merlin(s)?!?! A very strange war is a brewin' indeed. The Otherworld and our world have collided and England is ground zero for the chaos! Bridgette has spent her whole life fighting to prevent this future from happening, but now that it's arrived she's at a loss. Fortunately, she has Duncan by her side, and he's not about to let Gran give up.