He started transferring his aether into the carvings of the serpent's mouth. He could feel his energy flowing into the floor vigorously once his aether made contact with the floor. Even when he didn't exert his will, his aether still flowed. It's more like the floor was sucking his aether instead of him transferring it. Pai Ning should have felt something was wrong if she paid attention, she was just too excited that she didn't realize it. But not that it would do any good. Once the process started, it didn't seem to be a way to stop it.
The glow slowly expanded again. It turned slower after getting closer to the edge. Much slower. Which alarmed Amon for a bit. Despite there being only 10% of the area left since he started, he still needed to expend more than half of his aether reserve.
