october toby daye is a changeling the daughter of amandine of the fae and a mortal man like her mother she is gifted in blood magic able to read what has happened to a person through a mere taste of blood toby is the only changeling who has earned knighthood and she reearns that position every day undertaking assignments for her liege sylvester the duke of the shadowed hillsnow sylvester has asked her to go to the county of tamed lightningotherwise known as fremont cato make sure that all is well with his niece countess january oleary whom he has not been able to contact it seems like a simple enough assignmentbut when dealing with the realm of faerie nothing is ever as simple as it seems toby soon discovers that someone has begun murdering people close to january whose domain is a buffer between sylvesters realm and a scheming rival duchy if toby cant find the killer soon she may well become the next victim