Igniting Darkness - Robin LaFevers, Andersen Press

Sybella and Genevieve are assassins, trained in the convent of the God of Death himself. Having finally found one another within the treacherous world of the medieval French court, they now face a greater danger in the form of the French King himself. Sybella has already drawn his anger, and Genevieve has mistakenly courted his attention, which could do more harm to her sisters and allies than good.Yet Death will find a way, even if it's not what one expects. No one can be trusted in this thrilling conclusion to the Courting Darkness duology, set in the world of Robin LaFevers's beloved His Fair Assassins trilogy.