AR Book Level
4.1
AR Points
10
Word Count
67,391
Interest Level
Upper Grades (UG 9-12)
Genre
Fiction
AR Quiz #
346333 EN
About this book
While investigating the disappearance of one of their classmates, Piper and Hazel are kidnapped and taken to a building designed to keep them locked away, where every room is a method of torture and a test of survival.