Magic 7: Against Them All (Magic 7 #2)

Leo, Farah, Lupe, and Hamelin will need all of their supernatural gifts, and all the help they can get, to fight a mysterious power that has all the authority figures in their town - teachers, parents, and police - acting strangely and dangerously. And along the way, they will learn more about the bond that links them, and just what a daunting future the Magic 7 must prepare for.