The London Lie

When Charlotte, Rosa's estranged cousin, offers Rosa a small fortune to switch places for a week, Rosa agrees. She's more interested in connecting with her father's side of the family than the money. She's sure if, given the chance, she can win them over.

Freddy considers Charlotte a spoiled brat, so when she shows up playing cute and friendly, he's suspicious. And when the Kensington jewels go missing, Freddy is sure there is something Charlotte/Rosa isn't telling him or the police...