Carla knocked on the first house she saw. She was immediately answered by a man who is on his early forties.

'Good evening," Carla greeted him.

'Doctor!" The man was quite surprised to see her. 'You're still here?"

'Yeah…" Carla smiled. 'Well, I'm sorry for the trouble, but I need your help."

'Of course, Doctor," the man said. 'What can I do for you?"

Carla explained their situation. The man immediately went with her to Joshua's car. He is also the one who ...