Inspector Maigret is followed home one evening by a man who reveals his intention to kill his wife and her lover. Maigret intervenes and speaks to the man daily but when the calls suddenly stop Maigret finds a murder on his hands.

'One of the greatest writers of the twentieth century . . . Simenon was unequalled at making us look inside, though the ability was masked by his brilliance at absorbing us obsessively in his stories' Guardian