No one knows why, but cicadas always make people think of waiting.
We call this story it.
If you ask what it has to say, it doesn't really know itself.
It seems to be simply recording the people and things that flash through someone's mind in a sudden moment of clarity, just as they are about to fall asleep, in the endlessness of a near-death experience.
Perhaps...
Theme:
I thought that necklace would also appear in the last chapter.
But I remember Qian Ting remembered Jia Ai, or was she deceived by the routine...