Zero Days - Ruth Ware

Her husband has been murdered and she’s the only suspect. What should she do? 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. It soon becomes clear that the police have only one suspect in mind – her. Jack must go on the run to try and clear her name and to find her husband’s real killer. But who can she trust when everyone she knows could be a suspect? And with the police and the killer after her, can Jack get to the truth before her time runs out?