Riley is seething from his losses. Driven by revenge, he is eager to get Kesha back to safety from the clutches of Mattius, even if it means total war. But when a massive undead threat unlike any ever seen before arrives on the doorstep of his new community, Riley is plunged into impossible battles on numerous fronts. Now, surrounded by enemies both living and dead, Riley must make his most dangerous journey yet if he is to save the lives of those around him—and restore hope in a world fast suffocating under darkness. In the Dead Days, no-one is safe.