Kat and Lily booth stared out at the blank snowstorm ahead of them. It was a day later and they were alone now. They'd both said their goodbyes to… well just Yang really. Xiang was still unconscious and Xuena had taken over the second room as a lab, kicking Yang out essentially. When the 24 hour timer had passed Yang had politely told them to fuck off in essence.
Interesting fact: While this is the longest in universe time a book has ever covered, it is nowhere near the longest. In fact, it's arguably a little on the short side.