A woman has been stabbed to death in her home, the husband is missing. A tragic case of domestic homicide is Detective Ella Marconi's initial theory.But as the investigation progresses, it also gets more complicated. Why is there no record of the absent suspect beyond a few years ago? Why has a teenager who worked for the pair disappeared too? Is trainee paramedic Aidan Simpson telling the truth about his involvement?As Ella begins to build a picture of the couples fractured, deceit-laden past, her personal life is deteriorating. But Ella knows she only has time for the job she loves, which in this case is taking her down a treacherous path...