Additional details are on the bottom margin of each image.

About Daria:

She is a government official and is responsible for some logistics work. The development of new energy is mainly carried out by the military and enterprises, and the government needs to observe these.

It is dangerous to encounter vehicle breakdowns in unmanned areas in winter, and someone needs to ensure the safety of the driver and the cargo. She has some camping supplies and repair tools in her W460, and can provide electricity for the semi-trailer.