Sarnia Vs Demons/ immortals and 14 evil families

Book 1 out of 5 of a 5 book series with book 5 having 3 different parts of when two best friends and their friends and the people of Sarnia trying to stop the 28 evil families from taking over Sarnia. This book is base on a true high school rivalry but then it turns into fantasy with a mystery screamer in Northern high school who could the mystery screamer be in Northern high school you gotta read the book and find out but be warn there is a sad part in this book.