A brutal murder on Glasgow’s canals hits close to home when the victim is identified as a former police officer.

Eliza tracks down a notorious conman in a remote part of France, but she’s not the only one who wants to claim the reward.

The Duke hires Eliza to spy on suffragettes. Going beyond her instructions, she gets involved in Britain’s biggest plot since Guy Fawkes.

Father Brown is asked to look after Lady Felicia’s wayward niece Bunty, who soon finds herself suspected of murder.