"What's wrong with him?" Lupin asked in confusion.
"I didn't know much before, but after Sirius told me about what happened during your school days, I understand completely," Kayson replied.
"Yeah, poor Professor Snape. His best friend was hanging around with someone he didn't like, and he got so angry he cried and—"
Before Lupin could finish, Kayson cut him off speechlessly. "...He has a reason to hate you."
"Fine, I'll go check on Harry and the others. They should have received the letter too." Lupin set down his cutlery and headed toward the Gryffindor table.
"Mm-hm, I'll go see Snape." Kayson stood and headed toward the basement.
Before long, both of them returned to their seats.
"How did it go?" Kayson asked.
"We're going to have plenty of fun this weekend."
Lupin was instinctively excited, completely forgetting that, technically, he and Sirius were still in the middle of a cold war.
Tsk, tsk, tsk...
Early Sunday morning...
"Hello, Professor." Harry and the others appeared right on time before Kayson, who had just woken up and come downstairs.
Because there was so much foot traffic, he had not locked his office for a long time. The young wizards sometimes came by to wander around, sail boats, go on dates, or bring Kayson breakfast.
As for those intricate magical machines and alchemical creations, they were securely enclosed behind thick glass walls.
Since he had decided to open his office for the young wizards to visit whenever they had nothing to do, he needed to take appropriate precautions. It was not that he feared anything would go wrong with the alchemical devices; to him, those big things had no technical value at all. They were just building blocks.
But to the young wizards, they were quite dangerous. It was better to