Synopsis:

Former Army Special Forces officer Marco Tancredi has married the psychiatrist who treated him for post-traumatic stress disorder, following the massacre of his unit during a mission in Yemen, and has quit the military life.
But with the seemingly accidental killing of his wife, Tancredi discovers a shocking truth: his late partner Lidia Valenti was a Secret Service agent.
With the intention of discovering who killed his wife and why, Marco has no choice but to join the special Secret Service team where Lidia worked.
He’ll find himself investigating a terrifying subversive plot aimed at wrecking international relationships.