Final answer:
The jilted woman concocted a scheme to make the man who jilted her jealous by disappearing with another man after their picnic.
Step-by-step explanation:
The jilted woman concocted a scheme in which she took the man who jilted her on a picnic with her roadster. After supper, she disappeared with another man, causing the jilted man to become upset and unable to be civil. Although she lied about not kissing the other man, he was glad that she had taken the trouble to lie to him.