The sequel, Lair of Dreams, was released in August 2015 and the third book, Before The Devil Breaks You, was released in October 2017. The fourth and final book in the series, The King of Crows, was released in February 2020.
In August 2015, Lair of Dreams was released as the sequel. In October 2017, Before The Devil Breaks You came out as the third book. Finally, in February 2020, The King of Crows, the fourth and final volume in the series, was published.