Where does science end and the supernatural begin? That's the mysterious -- and dangerous -- line explored by skeptical psychologist Kristen Bouchard (Katja Herbers) when she teams up with priest-in-training David Acosta (Mike Colter) to explore the evil humanity is capable of. Together, they dive into the Catholic Church's files of occult phenomena to bring them to rational conclusions or attempt to. Angel sightings, demonic possession
