While Mundi seeks justice, Amalia and her most trusted advisors make a list of potential enemies. Harriet, Primrose, and the other Orphans attempt to decipher a message. Later, Amalia exposes…

A series of death notices in the Oxford Mail, each with a cryptic message, provides clues to Endeavour’s final investigation, while Thursday’s past catches up with him.

Dr Turner is horrified to realise he may be partly to blame as the cause of the recent rise in birth deformities comes to light, and tries to prevent further…