Parkwood Holiday Village in west Dorset is a tranquil escape — until, early one summer morning, a body is discovered in the pool complex.

Detective Nicola Walker, already stretched by troubles at home, faces a resort full of suspects. Guests and staff alike are hiding secrets: a husband with an alibi that doesn’t hold, a high ropes instructor with unexplained scars, a new manager with a dark past.

But as Nicola digs deeper, she uncovers a chilling truth — this isn’t the first murder at Parkwood.

And if she doesn’t catch the killer, it won’t be the last…