Every monster has a weakness. As a serial killer nicknamed The Shark terrorises a beachside suburb at the height of Australian summer, two girls hell-bent on revenge abduct and imprison the prime suspect. Do they think they can save the day, or are their motives darker? And when another young woman goes missing, what keeps them from going to the police? Both are keeping secrets, and as their questioning takes a brutal turn, it becomes clear the real killer may be closer to home than they think.
