Ghosts In The Hallway. The Haunted Chronicles

What if your new substitute teacher knew secrets about your school that happened decades before he arrived?Wraithmoor High has always had its share of strange stories, but Brynn never expected to become part of one. It begins when a mysterious substitute teacher named Mr. Enoch appears at school. There is something unsettling about him from the start. He seems to know things he shouldn't, students begin behaving strangely around him, and impossible events start happening in the hallways.
Then Brynn discovers an old yearbook photograph. Mr. Enoch is in it. The photograph was taken decades ago, and he looks exactly the same. Determined to uncover the truth, Brynn and her friends begin investigating Wraithmoor High's past. Their search leads them to a student who vanished in 1987, an abandoned part of the school, and warnings from someone who seems desperate to keep them away from Mr.
Enoch. But the closer Brynn gets to the truth, the more dangerous the school becomes. Something has been waiting inside Wraithmoor High for a very long time, and Mr. Enoch may not have returned simply to teach. Brynn and her friends must uncover what happened decades ago before history repeats itself and the entire school falls under his influence. Some lessons were never meant to be taught. Ghosts in the Hallway is an eerie supernatural mystery filled with suspense, strange discoveries, hidden secrets, and unexpected twists.
Part of The Haunted Chronicles, this standalone adventure can be read in any order.