A dark spirit haunts an isolated Norfolk retreat in this unsettling and sinister historical horror set in the early 1900s, perfect for readers of Michelle Paver, Silvia Moreno-Garcia and Andrew Michael Hurley. Norfolk, 1917. Unable to join the army due to a heart condition, Freddie lives and works with his father in the grounds of the Edenwell Hydropathic, a wellness retreat in the Norfolk broads.

Preferring the company of birds - who talk to him as one of their own - over the eccentric characters who live in the spa, bathing in its healing waters, Freddie overhears their...