Luca's world falls apart when her sister Tess gets expelled from Castile. She sets out on a perilous journey across a divided continent, where risk is present at all times, determined to save Tess. Luca learns that saving Tess is only the first step in a never-ending war and terrible family secrets. Luca discovers that certain disputes demand everything and that some connections are eternal.

Will Luca uncover the truth and make it through the encroaching darkness? Dive into this thrilling adventure and find out.