Cult | 8 and 9pm on The CW

Stuart tasks Nate with deciphering the copy of Kellian’s manuscript but Cameron remains skeptical that Nate can uncover the answers about the Moon Hill parents. Nate asks Allegra to get a message to Jeff if she makes it out alive. Nate reveals to Stuart that 32 followers disappeared from Moon Hill, and gives Stuart a phone number that he found repeated in the manuscript’s code. Jeff and Skye remain in hiding from the True Believers, now that Stuart knows that they know his true identity. Meanwhile, on the inside show, Billy has tracked Henry, the killer of Kelly and Meadow’s parents, and holds him captive. Kelly begins to unravel emotionally as she wrestles with unresolved feeling about her parents’ murders.

Jeff promises to help Skye keep looking for answers about her missing father. Nate convinces Jeff that they need to see this mystery through to its conclusion. The Cult production team prepares to film a live scene that will air online after the show’s season finale, but only the actors know how it will end. Meanwhile, on the inside show, Kelly follows a lead on the whereabouts of her parent’s killer, Henry and tracks him to hidden catacombs. There, Billy ambushes Kelly, and taunts her to kill Henry.