 Archie is surprised when Neya seems more confused than relieved by Ludlow providing her an alibi, but the matter is quickly resolved when Driscoll arrives, sheepishly confessing that the diamonds had never been stolen in the first place; he had simply forgotten where he had left them.Wolfe asks Archie to bring Neya to him, meaning that Archie is present in the studio when Percy Ludlow is found dead, killed with an épée.Although the studio’s swords are blunted, the murderer has stolen a device called a cul de mort that can be attached to one, turning it into a deadly weapon.