In the family castle , the young Berthe reads the his grandmother newspaper. Political pages do not excite , she wants to hear about love. Berthe reads the story of a woman who threw vitriol in the figure of her husband's mistress , who was paid to the applause of the crowd. Then, it is a mature woman who pulls a revolver on her young lover : he is crippled , but it is also acknowledged. The grandmother is appalled by these violent methods ; Berthe approves the contrary : for her marriage, it is the great love is sacred.