After she has served a year of hard labor in the salt mines of Endovier for her crimes, Crown Prince Dorian offers eighteen-year-old assassin Celaena Sardothien her freedom on the condition that she act as his champion in a competition to find a new royal assassin.

Fifth-year student Harry Potter has disturbing dreams awakening him in terror and must rely on his friends for help when the authorities at Hogwarts are unable to cope with the unreliability of the government of the magical world.

With Mare powerless as a prisoner of Maven Calore, the boy she once loved, her rebel Reds continue to organize and train as they prepare for war, while exiled prince Cal sets out to rescue Maven from captivity.