- Zhengyan, it's really cold here. I wore two cotton-padded jackets. Fortunately, there was heating in the room.

- Zhengyan, the snow outside is very beautiful, I have never seen such a heavy snow.

- Zhengyan, we are going to go to the mining area in the next two days. Probably there will be no signal and no news.

In December, since she went to Iceland, she started with text messages as usual. But since the eighth, the information has been getting less and less. Until she came to the information and claimed that she had left for the mine, sometimes she did not, and it seemed that the signal...