Alexander didn't hear the phone ring because he was smoking outside the car. He wondered that whether he would be too guilty to speak if he answered the phone from Natalie now.

Natalie was puzzled that no one answered for two consecutive calls. Alexander usually answered her phone in a second. What was going on today?

Natalie did not continue thinking about it. After all, recently Alexander was busy with work. Natalie thought that Alexander might be working overtime ...