Till death do us part . . .

After leaving her marriage to jealous, possessive oncologist Maxwell, Lily and her six-year-old son have a second chance at happiness with headteacher Sebastian. Kind but vulnerable, Sebastian is the polar opposite of Maxwell, and the perfect match for Lily. After a whirlwind romance, they marry, and that's when things start to go wrong . . .

Maxwell returns to the scene, determined to win back his family, and events soon spiral out of control. Lily and Sebastian find themselves not only fighting for their relationship, but also their lives . . .

Chilling, dark, and terrifying, Do No Harm is a taut psychological thriller and a study of obsession, from one of the most exciting voices in crime fiction.