International bestseller Ruth Ware returns with this adrenaline fuelled thriller about a woman in a race against time to clear her name and find her husband's killer. Hired by companies to break into buildings and hack security systems, Jack and her husband Gabe are the best penetration specialists in the business. But after a routine assignment goes horribly wrong, Jack arrives home to find her husband dead. To add to her horror, the police are closing in on their only suspect -- her. On the run and out of options, Jack must decide who she can trust as she circles closer to the truth in this unputdownable and heart-pounding mystery from 'one of the best thriller writers around today'.