"Let’s start by sketching out the little that is known for certain. At 7 o’clock on the warm evening of Tuesday, November 30, 1948, jeweler John Bain Lyons and his wife went for a stroll on Somerton Beach, a seaside resort a few miles south of Adelaide. As they walked toward Glenelg, they noticed a smartly dressed man lying on the sand, his head propped against a sea wall..."

What better way to start the month known for the macabre than with a genuine, and deadly, mystery?