Stranger Of Dark- Teen Wolf Fanfic

Stiles and Scott have known about the dangers of the world they live in, since Scott became a werewolf, little under 3 years ago. But now the super natural world is changing. And when Stiles witnesses a dream that might be the foretelling of a horrible future, the pack know they have to do something. But friends turn into enemies, dead people arise and you can't face a thing that will turn you into a slave of death. Is all hope Iost for the pack? Because how can you face your friends and save save a town?