âA grave injustice.â Those are the words in the letter sent to Charlotte Frayne, P.I., on a cold March morning.

The newspapers have reported on the arrest of two Black teenagers in a burglary, but did the pair actually commit the crime? Not according to the letterâs sender, Mrs. Olivia Brodie. A resident of the Toronto House of Industry â âthe poor houseâ â Mrs. Brodie was running an early morning errand when she witnessed, on the morning of the crime, two men behaving in a suspicious manner near the burgled home: two white men.

Meanwhile, Charlotte is investigating...