The Burton Chronicles: Skillie

"There is an legend among my people, passed down from generation to generation, it has awakened, its name is - Skillie."
When an ancient evil force invades the mountains of East Tennessee, Nick and Claire Burton, two university professors must face a demonic force whose sole purpose is to ultimately bring the spiritual world into our own. Will the demon succeed? The balance hangs by a delicate thread, and the Darkness is getting stronger.
"Have you ever stared into the darkness until you saw it move?"