The replacement / Brenna Yovanoff.
Author: Yovanoff, Brenna.
Publisher: New York : Razorbill, c2010.
Description: 343 p. ; 22 cm.
Subject: Changelings Juvenile fiction.
Supernatural Juvenile fiction.
Conformity Juvenile fiction.
Family Juvenile fiction.
Missing children Juvenile fiction.
Monsters Juvenile fiction.
Death Juvenile fiction.
Family life Fiction.
Lost children Fiction.
Summary: Sixteen-year-old Mackie Doyle knows that he replaced a human child when he was just an infant, and when a friend's sister disappears he goes against his family's and town's deliberate denial of the problem to confront the beings that dwell under the town, tampering with human lives.