Mysterious Island

Yohanes Hulburd regretted to the extreme that he did not listen to his grandmother and insisted on showing off in front of the four young masters.
He didn't understand what kind of spell it was.
I just randomly recited it to myself a few times, and something ominous happened immediately.
He explained to the four young masters anxiously, "My dear brothers, please believe me, I really don't know anything. If I lie to you, I will die a miserable death."
The four young masters were business...