Young women are being murdered in the Lincolnshire town of Lyndford, where five people fear someone close to them might be the monster the police are searching for.
One of them is right.
Everyone likes Pru's new boyfriend—except her teenage daughter, Maisie. Is she the only one who can see through Gary's friendly façade?
Jake fancies Tamsin. Tamsin loves Jake. But then her love turns to suspicion...
Dorothy's beloved son, Orlando, is keeping a secret from her, and a chilling discovery forces her to confront her worst fears.
THE DEVIL YOU KNOW is a twist-rich, character-driven psychological drama/thriller that will keep you guessing until the very end!