The third and last book in Marie Lu's "Young Elites" trilogy is "The Midnight Star." The protagonist Adelina Amouteru, a survivor of a deadly fever that left her with special abilities, goes on a quest for vengeance against those who have mistreated her. She must face her inner demons and decide where her true loyalties are as she forms new alliances and her desire for power and revenge consumes her more and more. 

This book was quite an enjoyable read with vivid writing and relatable characters. Adelina’s initial resentment and eventual questioning of her own actions were thought-provoking. Fans of the Young Elites trilogy will like this as it has Marie Lu’s signature storytelling style and provides a satisfying conclusion to this series.