After that day, the atmosphere between them dropped to freezing. They still traveled together, still coordinated when they had to fight, but beyond that there was nothing more to say. Lu Xingchen no longer chattered about this and that. Shen Ye no longer offered those brief silences or occasional replies. The two of them were separated by an invisible wall—close enough to touch, yet distant as opposite ends of the earth. Lu Xingchen thought three days had passed like this. In fact it had bee...