Teen Wolf: The Vaewolf Prophecies

Six months have passed and Stiles is now missing while pregnant with Derek's pup. Drake arrives in Beacon Hills for Derek and the pack's help to find her, because his sisters want Stiles dead. Not only that Peter is back with a pack of his own and declares war. With everything going to hell, a coven of witches wishing to kill Stiles up the anty. Will Derek and the others survive?