Surrounded by enemies, the once-great nation of Ravka has been torn in two by the Shadow Fold, a swath of near impenetrable darkness crawling with monsters who feast on human flesh. Now its fate may rest on the shoulders of one lonely refugee. Alina Starkov has never been good at anything. But when her regiment is attacked on the Fold and her best friend is brutally injured, Alina reveals a dormant power that saves his life -- a power that could be...

A prequel to the "Grisha Trilogy" takes the reader into Ravka's mysterious past, when Grisha lived as fugitives and the Darkling took his first steps on the path to power.

Hunted across the True Sea and haunted by the lives she took on the Fold, Alina must try to make a life with Mal in an unfamiliar land, all while keeping her identity as the Sun Summoner a secret.