An anomaly allows a pack of Hyaenodons to make their home in the wine cellar of a stately home, where Jenny Lewis is getting married. The wolf-like creatures eat the wedding planner. Lucy and the team subdue them using medieval weaponry. Meanwhile Becker narrowly escapes a lethal boobytrap set by Ethan; and Gideon is revealed to be Matt's father and from a post-apocalyptic future, then Gideon dies from an illness.