At the wedding of Henry Higgins and Ruth Newsome on the Newsome estate, random murder attempts on Higgens are just the beginning of the machinations happening there.
When a harsh new immigration law comes into force, the Murdochs and Inspector Brackenreid find themselves dealing with its fallout with its enforcers and the Greek immigrants targeted by it.
When a French diplomat to a secret international meeting to create the Triple Entente is found dead, Murdoch is drafted to temporarily impersonate him.
After a telephone call reports a body has been discovered, as well as reports of gunshots have been reported, Murdoch and Crabtree find an unlikely suspect cowering near the body. Murdoch suspects the true killer is still out there.
Murdoch's distressing childhood memories are evoked while investigating the death of an orphan under the care of the same Jesuit priest who taught him.