What Did I Do? — Colleen S. Myers

Sixteen-year-old Addy is having strange dreams about a cabin in the woods and her father. Meanwhile, her tiny town is reeling from the murders of three teenagers, and then four. Addy and her boyfriend, Eli, search for clues and with information from Eli's dad, a deputy sheriff, Addy soon realizes that her father was a serial killer and that her dreams of the cabin are really based in reality. But he is dead, so who is copycat killing now?