When Olivia (guest star Yael Grobglas), who is an ex-lover of Francis' (Toby Regbo), arrives at the castle, she brings the dangers of the woods with her. Mary (Adelaide Kane) seeks comfort in Bash (Torrance Coombs). Bash is threatened by heretics for interfering with a sacred blood rite. Meanwhile, Aylee (Jenessa Grant) is forced to spy on Mary when Queen Catherine (Megan Follows) blackmails her.