Mark kowtowed repeatedly, banging his head against the floor with loud thuds.
Seeing that he had been beaten into submission enough, Charles said, "Mark, we've known each other for quite some time."
"Although you made me very angry, I've still decided to give you a chance to live."
The moment he heard this, Mark immediately raised his head. "Lord Charles, what chance?"
Charles said, "You should know that I've been studying witchcraft. Now that I've become a Greater Demon, I want to study even more profound witchcraft."
"But in the Abyss, obtaining such witchcraft is far too difficult."
"And you, a Yugoloth—would you be willing to help me purchase fourth-circle witchcraft?"
Upon hearing this, Mark heaved a tremendous sigh of relief. I finally don't have to die.
"Where there's a deal, there's money to be made!"
Mark rose to his feet and said, "Lord Charles, if you have a deal for me, then you've come to the right man!"
"I, Old Mark, can buy anything and sell anything!"
"Fourth-circle witchcraft might be extremely difficult for other merchants to obtain, but for me, Mark, it's incredibly simple!"
Mark smiled. "As long as Lord Charles lets me leave Millstone Fortress, I'll be able to buy back fourth-circle witchcraft for you in no time."
Charles smiled and shook his head. "No, Lord Mark, you can't leave."
"Your betrayal broke my heart. Until you have purchased suitable fourth-circle witchcraft, you may not leave Millstone Fortress."
Sweat began to appear on Mark's face again. He wiped it away repeatedly and said, "Lord Charles, fourth-circle witchcraft is such an important transaction. If I don't leave Millstone Fortress, how am I supposed to buy it for you?"
Charles picked up the demon's head from the ground and said, "That's simple. I know your Yugoloths have special channels