A siege is laid against the last resistance to the Senate's rule. As the battle rages, a commander, a soldier, and a rebel will decide how far they are willing to go for victory.

Lydia and Killian escaped their enemy’s grasp, but not without consequences. While they race to destroy the blight, Lydia fights an internal war against the Corrupter’s influence knowing defeat means death for those she loves. Tormented by a battle that can’t be won with blades, Killian must find the queen they risked everything to rescue without falling prey to Corrupter’s weapons, both living and dead.

Below Forsaken Mountain, a plot is being hatched to overthrow the tyrant king of Trollus, and Marc is the right-hand man of its leader. His involvement is information more than one troll would kill to possess, which is why he must keep it a secret from everyone, even the girl he loves. After accidentally ruining her sister's chance to become queen, Pénélope is given one last opportunity by her father, the Duke d'Angoulême, to make herself useful: she must find proof that the boy she's in love with is conspiring against the crown.

Bound in an unwanted marriage, Freya spends her days gutting fish, but dreams of becoming a warrior. And of putting an axe in her boorish husband’s back. Freya's dreams abruptly become reality when her husband betrays her to the region's jarl, landing her in a fight to the death against his son, Bjorn. To survive, Freya is forced to reveal her deepest secret: She possesses a drop of a goddess's blood, which makes her a shield maiden with magic capable of repelling any attack.

Raina Bloodgood has one desire: kill the Frost King and the Witch Collector who stole her sister. On Collecting Day, she means to exact murderous revenge, but a more sinister threat sets fire to her world. Rising from the ashes is the Collector, Alexus Thibault, the man she vowed to slay and the only person who can help save her sister. Thrust into an age-old story of ice, fire, and ancient gods, Raina must abandon vengeance and aid the Witch Collector or let their empire—and her sister—fall into enemy hands.