15 Scary YA Books That Are Perfect For Halloween

Before she wrote the brilliant Three Dark Crowns fantasy series, Kendare Blake penned the engrossing horror novel Anna Dressed in Blood. Cas is a ghost hunter whose job is to protect the living from the dead, but his latest case proves to be more complicated. The ghost he's after, Anna, kills every person who enters her mansion, but she spares Cas — now he's determined to find out why.