Treason at Lisson Grove

"Special Branch officer Thomas Pitt, hastening to rendezvous with a secret informant, arrives a second too late, preceded by a knife-wielding assassin. As he pursues the killer and the information he needs to stop a devastating plot against the British government, his clever wife Charlotte heads to Dublin to investigate a case involving Pitt's supervisor, Victor Narraway."
"Special Branch officer Thomas Pitt, hastening to rendezvous with a secret informant, arrives a second too late, preceded by a knife-wielding assassin. As he pursues the killer and the information he needs to stop a devastating plot against the British government, his clever wife Charlotte heads to Dublin to investigate a case involving Pitt's supervisor, Victor Narraway."@en
"Investigating the death of an informer who held vital information about a treasonous plot, Thomas Pitt traces the killer to France while London Special Branch head Victor Narraway discovers that a violent agitator from his past is operating in Ireland."@en
"Investigating the death of an informer who held vital information about a treasonous plot, Thomas Pitt traces the killer to France while London Special Branch head Victor Narraway discovers that a violent agitator from his past is operating in Ireland."
"On his way to meet with an informant with information about a plot against the British government, Special Branch officer Thomas Pitt arrives just after the man he's meeting is murdered."@en