'SO. GOOD. A tense, pitch-perfect thriller . . . like a dark inversion of The Secret History.' Erin Kelly, author of He Said/She Said Kit has risen to the top of her profession. She's on the brink of achieving everything she wanted, but someone is standing in her way - Diane. Diane made Kit who she is today, lit the ambition that's driven her - and now she knows something that could burn Kit's world to the ground. But Diane has a secret of her own, and Kit hasn't forgotten. She remembers the worst thing Diane ever did, and how it blew their friendship apart. Diane is beginning to think that Kit is just like her. Maybe she's right. Ambition: it's in the blood . . . '[A] searing, fierce novel of female friendship and ambition' Observer 'A finely crafted story of obsession . . . the plot twists like a python.' Financial Times