A mist like spirit comes to Pure Heart Valley and is steal the memories of all he meet. He has erased Mao Mao and Night memories, so the two are now basically besties. Normally this wouldn't really be a problem but there  is the problem of monsters invading the Valley and it is too much for the sheriff department to handle without their leader. They did to get their memories back fast before the Valley is nothing but a pile of scorching rumble. What will trigger the hero and villianess memory? Can they stop anyone else from losing their memory?