1994, five years after a murderous encounter on the island of Paros, Alastair Haston's world is upended by a startling discovery: a son he never knew existed. Desperate to learn more, he travels to Athens, but his pursuit is intercepted when MI6 intervenes, coercing him into a high-stakes espionage mission – to infiltrate a suspected mafia operation intent on abducting his son. As the chase unravels across the Mediterranean, from Athens to Zakynthos and on to Crete, Alistair has a chilling revelation, could the spectre of his past be returning to taunt him? Does the answer lie in that fateful, deadly summer on Paros five years ago?