'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 KellyPRE-ORDER THE HEART-STOPPING NEW NOVEL FROM SUNDAY TIMES BESTSELLING AUTHOROLIVIA: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