<p>Emily explores the tunnels under one of the dorms on her college campus and discovers something that changes the course of her research.</p>

Season 1 - Episode 4

After a video of a teenage girl who appears to be possessed starts a viral social media challenge, a professor in a small Midwestern town investigates. Her research uncovers a dark occult mystery that confronts her understanding of what is real. Some secrets are best left abandoned.