How do you survive if the entire city is filled with living monsters? Wayne traveled through time and opened a night clinic, which specializes in treating weird diseases with a panel that can turn "breathing and eating" into extraordinary skills. But when he looked at the city with his full-level "Diagnostic Technique", he broke out in a cold sweat. The railway is a ceremonial line, the chimney is an altar, and the breath of millions of citizens is awakening the indescribable things underground! And the designer of this ceremony was actually his mother...
