This Thursday, an old rat would die. If all went well. If not, well, there would be many more Thursdays. Seven dead in four months. Three of them from one family. All old. Yet no one in the dreamy hinterland of the Algarve believes in a death angel. No one, except for Anabela Silva, who has just returned to her parents' homeland for a break. The journalist begins to investigate and encounters a wall of silence. Then a murder occurs, one that leaves no room for doubt. And Bela Silva wishes she had never asked a question...