Death Undercover: A Dora and Rex Mystery

They were sent to unmask the spy in their midst. Instead, they'll have to identify his murderer.

England, 1922. After their adventures at Westminster, Dora and Rex depart for a quiet month in the Cotswolds. Or at least, that's what everyone thinks.

In truth, they're working on a new assignment - investigating rumours that a titled foreigner might be more than he appears. Rex invites the man to his family manor for a rollicking weekend of fun. In between bouts of lawn tennis and parlour games,...