
Mr. Ricardo, a restless London socialite, finds his world of art, opera and high society suddenly flat after his recent escapades at Villa Rose. One morning his breakfast is interrupted by the flamboyant French detective Hanaud, who drops in unannounced, speaking of a vanished bullion shipment between Paris and London. Their conversation reveals a lingering boredom that only a fresh puzzle can cure, and Ricardo feels the old thrill of intrigue stir within him.
Before long, a second unexpected guest arrives – the impeccably dressed Mr. Calladine, a young man who vanished without a trace months ago. His sudden appearance, still in evening attire, raises more questions than answers, and Hanaud senses a connection between the missing aristocrat and the earlier bullion mystery. Together, Ricardo and the detective are drawn into a tangled web of secrets that leads them to the enigmatic Semiramis Hotel, where the first clues await.
Language
en
Duration
~1 hours (93K characters)
Publisher of text edition
Project Gutenberg
Credits
Produced by Charles Bowen, from page scans provided by the Web Archive
Release date
2012-01-24
Rights
Public domain in the USA.

1865–1948
Best known for the adventure classic The Four Feathers and the popular Inspector Hanaud mysteries, this English writer moved easily between suspense, historical drama, and politics. His stories helped shape early twentieth-century popular fiction and kept finding new life on stage and screen.
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