Kate rolled over and stared at the clock next to her bedside. 4:44 a.m. Ugh. In the bed beside her, Sam breathed deeply, not loudly enough to really be classified as snoring, but enough that Kate knew her friend was down for the count, as long as she didn’t do anything to disturb her. You need to sleep, she told herself, but she knew that wouldn’t do much good. Usually, she didn’t have any problem sleeping, was so tired at the end of the day that she could easily sleep eight hours through without waking up once or even having any dreams that she could remember. Now, though, it felt as if she’d gotten up almost every hour on the hour, trying to find a position that felt comfortable, but not moving around so much that she’d wake up Sam. Kate had her personal tragedies to deal with, but Sam

