"Cross!" The cab rolled on. Lights from lamp-posts flashed in at windows. It was a pale, anxious little face that they lit up when they shone upon Jill. "I can't understand you," said Derek at last. Jill noticed that he had not yet addressed her by her name. He was speaking straight out in front of him as if he were soliloquising. "I simply cannot understand you. After what happened before dinner to-night, for you to cap everything by going off alone to supper at a restaurant, where half the people in the room must have known you, with a man...." "You don't understand!" "Exactly! I said I did not understand." The feeling of having scored a point made Derek feel a little better. "I admit it. Your behaviour is incomprehensible. Where did you meet this fellow?" "I met him at the theatre.

