The fourth installment of Hidden Thrones finds Jack and his fellow warriors up against a growing demonic incursion. Dante is gaining ground in D.C. and, on top of it all, there may be a traitor lurking in the shadows. Miracles are, however, on the rise as Conni and Grace lead the expanding prayer groups into battle. Meanwhile, the Mossad calls on Emily, leaving her with the decision of whether or not she is willing to accept, what has the potential to be, a very dangerous mission.