'Starts with an impossible, irresistible premise - a woman who vanishes into thin air - and takes the reader on a thrilling journey of blind alleys and audacious twists. This is McAllister at the height of her powers' Erin Kelly PRE-ORDER THE HEART-STOPPING NEW NOVEL FROM SUNDAY TIMES BESTSELLING AUTHOR OLIVIA: 22 years old. No history of running away. Last seen on CCTV, entering a dead-end alley. And not coming back out again. Missing for one day and counting . Julia is the detective heading up the case. She knows what to expect.

A desperate family, a ticking clock, and long hours away from her daughter. But Julia has no idea how close to home it's going to get. Because her family's safety depends on one thing: Julia must NOT find out what happened to Olivia - and must frame somebody else for her murder . What would you do? PRAISE FOR GILLIAN MCALLISTER 'Perfection, every word, every moment. One of the best books I've ever read' LISA JEWELL 'Ingenious. A book to blow your mind and break your heart' ERIN KELLY 'Brilliantly plotted, perfectly paced . Genius. Simply genius' ADELE PARKS 'I am totally in awe.

This is one story I will not forget' HEIDI PERKS 'Genre-bending and totally original. A tour de force!' CLAIRE DOUGLAS 'This is bravura novel-writing' IAN RANKIN 'Extraordinary' HARRIET TYCE.