Just as Kroya was wondering whether to shout, "Stop fighting, you two!" he felt the surrounding walls and floor trembling-the Orpheus Oak that formed the Mage Tower was shaking!
That was a rare occurrence.
As the Orpheus Family's most extraordinary magic plant, bar none, the Orpheus Oak had almost never feared any magical beast or magic plant. That was why Kroya could conduct all sorts of experiments inside the Mage Tower without worrying.
The oak possessed a special magic field structure of its own, one that allowed a "king of trees" to suppress lesser magic plants.
So...
Kroya glanced at the oak wreathed in lightning and said in understanding:
"You're afraid of this oak."
He immediately soothed his own Mage Tower. Whatever you do, don't move. A few shakes from you could destroy my laboratory.
After he reassured it, the Mage Tower calmed down a little.
It conveyed a fearful, rather pitiful thought-
"...Ancestor."
"Thunder... king of the gods."
Since this oak was still rather young, its consciousness was vague. Fortunately, with the All Things Communication Spell's help, he could just about understand what it meant.
So that was it.
He glanced at the oak fighting the Air Coral and asked curiously, "You're saying it's your ancestor?"
"Hmm, the thunder-wielding king of the gods. Zeus?"
After learning that powerful magic such as the World Veil could obscure his awareness, he had been trying every possible means to lessen its influence on him.
His efforts had yielded decent results. Now, as long as he remained within his own territory in the Northern Frontier, the magic array formed by his musical movements could somewhat reduce the World Veil's influence.
That was why hearing about Apollo's "old man," together with the mention of thunder, made him think of Zeus, the king of the