A treasure hunt brings Moses back to London from Paris to sell a priceless diamond. As Eliza welcomes Moses back to the fold, Clarence is determined to prove that he is every bit as good as his predecessor and a friendly rivalry ensues.
When the mysterious death of a foreign ambassador sparks political intrigue, Eliza investigates.
Dylan Cooper has been nabbed and is being held in the cells at Scotland Yard.
Charlie Phelps, the new Detective Inspector at the City of London Police, hires Eliza for a case.
