When the curtain rises, the young lovers are overjoyed to see each other again. They are so happy that they cannot bear to leave the stage. The young lovers tell each other that they have seen their brother give flowers to the man they love, and that the man has kissed their sister in front of him. They all agree that their brother should have given the flowers to someone else, but they are shocked to learn that it is xiwu who is the one who gave the flowers. They believe that their family has been spying on their brother's love for the man who loves their sister. They also learn that the first love for their brother is the husband of their sister's rival, and so they are all here to spy on him.