He announces he's dying an Ambien death, and crawls into bed. He didn't get the watch at midnight, he tells her, it was closer to two in the morning. Did they really stay up that late? They were idiots and they stayed up that late.
She recalls, years ago, staying with friends, watching in silence as his wife would go to bed hours before he did. She vowed that could never happen to her. Yet here she is, still typing madly. Three feet behind her, in bed, he turns on the radio. It will cover the noise of her typing. It will help him sleep.