In a prosperous era of great peace, a disaster suddenly struck. Steel Plague makes people's bodies as hard as steel, but it also makes people's minds become cold until they lose themselves. The prosperous age is gradually revealing its cracks under the steel plague. Those who want to kill all those suffering from the steel plague to avoid future troubles, and those who want to go crazy one last time before losing themselves, are hiding under this prosperous age.
This novel and its characters are purely fictitious. Any similarity is purely coincidental and should not be imitated.