Charity begins at home is a sentiment Roxanne Robinson soon comes to regret when her teenage daughter goes missing and suspicion falls on her new neighbors Ella and Lucy who have been rehomed in the garden of Roxanne’s perfect family home.

Novelist Sarah becomes a prime suspect in a homicide after a one-night tryst with a mysterious stranger who turns up dead at her summer home.

When a frenzy of five Megalodons torment the open ocean, the stakes have never been higher.