When Adam Black attends the funeral of an old friend, Desmond Gallagher – a human rights lawyer shot dead while jogging – the widow asks for his help, and he can’t say no. She confides that her husband had been threatened by a group calling itself the Remus Syndicate, and Black is soon plunged into a complex and shadowy mystery involving money laundering, organised crime and human trafficking. But every new discovery seems to lead to a dead end. Along the way, Black finds mortal threats, carnage and plenty of secrets – but will the truth about Desmond Gallagher’s demise remain forever unknown?