Double cross

While participating in The Challenge at Briar Academy, Abby and friends learn that their nemesis is using Briar as headquarters for planning an attack, and that The Ghost has inside help.

Bibliographic Details
Main Author: McMullen, Beth
Format: BOOK
Other Format: EAUDIO
Language:ENGLISH
Published: Aladdin 2019
Series:Mrs. Smith's Spy School for Girls [3]
Subjects: