After discussing matters concerning Anti-Entropy, Xu Yanwu quickly brought Welt Yang back to St. Freya Academy.
Judging by Welt Yang's expression, Xu Yanwu assumed he had told Ein Tesla and the others quite a few things.
"Xu Yanwu, what are you planning to do next?" Welt Yang asked.
"Next... I need to deal with what's going on with my disciple." Xu Yanwu shook his head. "I've put off dealing with Little Sakura's problem until now. Back then, I had no way to resolve it. Now that many things have been settled, it's time to deal with what happened five hundred years ago."
"What happened five hundred years ago... That really was a long time ago... It wasn't much less ancient than Otto."
Welt Yang said this.
He knew nothing about what had happened five hundred years ago.
In truth, not many people in this world knew about those events from five hundred years ago.
"I have some confidence about this matter."
Xu Yanwu shook his head. "I don't know whether it's some kind of drill or what... I just went through something from the past recently... and now I have to go through it again."
"What are you talking about?"
"Nothing. Some things happened recently, so I was just feeling a little sentimental."
After brushing the subject aside, Xu Yanwu chatted briefly with Welt Yang before Welt Yang left.
Xu Yanwu rubbed his temples and began thinking about Yae Sakura.
Originally... Yae Sakura's Saint Mark outbreak should have happened within Theresa.
And it should have occurred soon after Anti-Entropy's invasion.
But because of Xu Yanwu's interference... Yae Sakura had not given her Saint Mark to Theresa, and the outbreak caused by Higu Maru within the Saint Mark had not occurred after Anti-Entropy's invasion either.
Sometimes, when Xu Yanwu watched Yae