"Hiss-achoo!"
A gust of cold wind swept through the carriage window, catching Xu Yi off guard. He shivered involuntarily, then let out a violent sneeze.
President Cruz, who sat opposite him, caught a chestful of spittle from that sneeze and immediately pulled a face.
"Come on, Xu Yi, you're an Advanced Mage, aren't you? How can you not stand a little cold wind?"
Xu Yi smiled sheepishly and tossed President Cruz a handkerchief. He shifted his body, stiff from the long carriage ride, and said helplessly, "I can't help it. I'm not a Great Mage. I can't interact with the surrounding magic elements at the same frequency at all times like a Great Mage can. Of course I still feel the cold like an ordinary person."
"If you feel the cold, why didn't you wear more? Are you trying to make yourself suffer?" President Cruz glanced at Xu Yi's thin clothes and shook his head.
Xu Yi shrugged. "I couldn't help it. I just got back from the Stantin Duchy and forgot how much colder it is here. Besides... I'm conducting an experiment."
"What experiment?"
Xu Yi shook his head without answering.
He could not explain this experiment to anyone else, especially a complete novice in magic like President Cruz.
The experiment he meant was actually an attempt to experience the same-frequency interaction with the surrounding magic elements that he had just mentioned.
According to the elves, however, this should actually be called complete perception of magic elements.
But after hearing Elder Lysania Shadow Song explain the phenomenon, Xu Yi had defined it as same-frequency interaction.
As Xu Yi understood it, this so-called complete perception meant that a mage could use their own mana to sense every magic element in their surroundings, then try to match the vibration frequency of