Heng and Shaoruo, their survival was not unwelcomed. Whether they lived or survived, whether their actions would catch up, it all did not matter. They could live. They could die. They could seek vengeance against "David", the man responsible for all this. For making them commit a crime against humanity and their home.
He guided the boys to a safer part of Sukhothai, a quiet alley where the chaos and destruction felt distant, almost unreal. Indeed, throughout his invisible walks, he had set-up bombs. He was aware they couldn't stay for too long or else someone would discover them so they installed them seven hours before. It was what subtly guided the monsters and Wang Lun to where he wanted. He calculated it all. He ran the numbers in his head like a supercomputer and made pinpointed which areas would be crowded and which would be left alone.