The second possibility was that those green plants were not demonic plants but illusions. If that was the case, they would not be able to catch up even if they were exhausted to death.
The third possibility was that those green plants were indeed medicinal plants, but they had fallen into a formation or for some other reason had been circling in place, so the distance did not change.
Logically speaking, there were traces of the snow carts passing by, but the snow that was swept up by the wind could quickly erase the traces, so it was impossible to determine whether they were circling in the same place or not.
Di beiming pondered for a moment and said, “How about this? Leave the stone pillar here as a reference. Two snow carts in a group will move in three directions.
If everyone’s direction does not change within an hour, it means that we are not circling in the same place.
“If all three groups can see the green color and the distance doesn’t change, it will be an illusion.