This was the eleventh book to feature the adventures of Simon Templar, alias "The Saint". It was the first volume to make use of the short story format; previously Charteris had written either short novels (a.k.a.
This marked the eleventh installment in the series featuring Simon Templar, known as "The Saint", and it was the first to utilize a short story approach; prior to this, Charteris had written either concise or brief novels.