"Assigned to London, Alex Boyd, diplomatic security RSO, and his wife, Rachel Smith, now a political officer for the Department of State, step into a spider’s web of intrigue at the US Embassy. Neither realizes – at first – the damage a co-worker is creating by passing on highly classified information from the US government and NATO to a deep cover Russian spy
But as stories appear inconsistent and anomalies occur, Alex and Rachel begin to suspect who is responsible for the espionage. With the help of the embassy CIA Station Chief Anna Battles, Scotland Yard’s Special Branch, and British Intelligence Services, they work closely together to sort out the lies."