“Scotland Yard's chief investigator, Peter Dawes, was relatively young for his position. He had never once lost the trail he had found, although Peter himself did not like to talk about his exploits. If he was fascinated by anything, it was crimes with some intricate mystery. Everything unusual, strange and mysterious aroused a keen interest in him, and more than anything else he regretted that he did not have to deal with any of the many cases of Jane Four Squares ... "