Two Pathways

Below the gray curtain was the pale fire that was burning slowly, like a furnace which was needed to pass the winter in every house.

The face inside the Furnace of Souls, on the other hand, displayed the looks of Lucien Evans and Xiafeng at the same time. They seemed to be overlapping and entangling each other. As he stared at them, they were now separated, now integrated, and now showing certain strange parts that he had never seen in a mirror.

Why?

How?