Syndromes, that is, a set of related symptoms that occur together, are a collective manifestation of various symptoms that accompany each other in the pathological process.
Zede's Fibromyalgia Syndrome was accompanied by several symptoms, all affecting the physical body, complementing each other, and making him exceptionally strong at the physical level.
Furthermore, his syndrome was acquired, formed after he was captured by the Suffering Monastery and managed to escape, leading to fundamental changes in his illness, an extremely rare occurrence.
As such,
after Zede lost control at the academy, even the collective efforts of the professors were unable to suppress him; they had to await the arrival of Principal Desline, who restricted him on a spatial level to completely seal him off.
Now,
sitting on the train, Yi Chen looked again at his teacher Zede, still unable to see through him thoroughly or discern the limits of his physical capabilities.