It's the biggest mystery of the summer. Fans of One of Us Is Lying and Riverdale won't want to miss this YA thriller by international bestseller Kathleen Glasgow and Liz Lawson.

The most popular girl in school is dead – and everyone’s blaming the wrong guy.

When Alice Ogilvie ran away last summer, her disappearance was Castle Cove's biggest mystery. But then her ex-best friend Brooke Donovan vanishes. Initially dismissed as a copycat case, Alice suspects there is something darker at play.

Joined by outsider and unlikely investigative partner Iris Adams, Agatha Christie-obsessed Alice sets out to get to the bottom of what is really happening in Castle Cove. There are clues the police are ignoring and a list of suspects a mile long. But Alice and Iris have no idea just how many secrets their little town is hiding...