Signed, Picpus (Inspector Maigret)

“I want to know what goes on in people’s minds. I suppose that’s why I love Georges Simenon so much. He was such a master of the small domestic situation.” —Ruth Rendell

Tomorrow, at five in the afternoon, I will kill the clairvoyant. Signed,Picpus.

This chilling message is seen scratched into a café blotting pad, prompting Maigret to place eighty fortune tellers under police watch. If it’s a hoax, he frets, he’ll never hear the end of it. Then the call comes in: clairvoyant Mademoiselle Jean...