As Cheng Tian followed Old Master Su into the hidden chamber, the bookshelves outside began to shake, concealing the chamber once more.
"Hardly anyone knows about this place," Old Master Su said with a smile. "Including you, only three people in total. Not even Xiaohan knows about it."
Cheng Tian was speechless, not knowing what to say.
The overall layout was somewhat like a bank's highest-security room. There were no lights here, only a few rows of candles burning with flickering flames.
By candlelight, Cheng Tian saw display shelves holding objects of varying sizes and shapes, all wrapped in opaque white cloth and separated by glass partitions, arranged quietly and neatly on the shelves.
"I was a Trainer when I was young, too. I traveled far and wide and collected quite a few things. Later, when I got older, I built this place. Every now and then, I collect something whose purpose I don't know and store it here," Old Master Su said.
"Wait... is that?!" Cheng Tian was suddenly drawn to a special Poké Ball that had not been covered with white cloth, and he could not help crying out.
Beside a row of candleholders in the center of the room sat an oddly shaped Poké Ball. This kind of Poké Ball had never been seen outside, and no one would recognize it, but Cheng Tian knew its origins.
This Poké Ball was clearly a size larger than an ordinary one. Its upper half was a deep yellow, with no unusual patterns on it, only two letters.
[GS]
"Oh, that." A reminiscent look appeared on Old Master Su's face. "I found it when I was young, in an abandoned ancient temple deep in the remote mountain forests. The temple had been abandoned for a long time, and it was