For a moment, light flashed in Yuugi's eyes.

Understanding.

Panic.

The look of a man who is standing in front of a speeding car with no way to move out of the way, even as he sees his death fast approaching. Or perhaps someone who had a veil lifted from his eyes and saw the situation he was in...

Before...

All of the light faded and his muscles went completely slack as he fell completely unconscious on the floor.