Heir Duology Books in Order

The Heir Duology returns to the world of An Ember in the Ashes about twenty years after the original quartet. The Martial Empire is still living with the damage of old rulers, old wars, and old ideas about who deserves power. You can start with Heir, but the story lands harder if you already know what Laia, Elias, and Helene fought through.

The first book follows three new leads. Aiz grows up in the Kegari slums, shaped by suffering, anger, and love for her people. Sirsha Westering is a banished tracker who uses magic to find her marks. Quil Farrar is the crown prince of the Empire, Helene's nephew, and a young man who knows exactly why power should scare him.

This is not a quiet inheritance story.

In Heir, those three lives move toward one another as a killer targets children across the Empire and a new threat begins to rise. The book mixes mystery, romance, war pressure, and political fear, but the heart of it is identity. Each main character is trying to decide whether the past has already chosen who they must become.

The setting feels familiar and changed at the same time. The Empire has survived, but survival has not made it clean or fair. The Kegari story brings in another wounded people, with their own losses and rage. Tahir uses that tension to ask hard questions about rebellion, revenge, and what happens when a just cause is carried by broken people.

Empire continues the story with the Martial world under even greater strain. Quil, Sirsha, Aiz, Cero, and Helene are caught in a conflict shaped by ancient secrets, personal loyalty, and the danger of believing one person's pain can justify everyone else's suffering.

Readers should expect a fast fantasy duology with sharp turns, multiple points of view, and emotional stakes tied closely to the older Ember books. It is about the next generation, but the old world's ghosts are never far away.