Led into the ruins as a yearling by a perceived friend, and pushed down a ledge by the very same. By miracle he survived, living off of whatever he could find in the dark. Years later, he finally found an exit, and now seeks to find the one he despises more than anything to get his justice.

Shiyuan is guarded, prideful and bitter. He doesn't make friends easily, and has a hard time trusting even those he's grown to like. Adjusting to the outside world is a process he has yet to get through.