The Serial Killer's Sister, Alice Hunter

She thought she’d left her past behind. She was wrong… Despite a childhood in the care system, Anna Price has beaten the odds and built for herself the perfect life, complete with beautiful seaside home, devoted husband and a job she loves. Then a policeman appears at Anna’s door: her estranged brother Henry is a wanted serial killer, and the police need Anna’s help to catch him before he strikes again.

When an envelope turns up on her doorstep, Anna suddenly finds herself caught in a sick game. One that she remembers all too well from childhood – one that, this time, she must win at all costs…