After being blackballed by the CIA, Milo Weaver finds himself compelleed to rejoin the elite network of top-secret black-ops agents called 'tourists'. But first he's required to prove his loyalty by killing an innocent teenage girl in Berlin. He has a daughter not much younger than the girl he's been tasked to abduct. As the gripping action unwinds, the brilliant, obese German espionage admininstrator searches for a traitor among the tourists.