But when his palm touched the last page again, he frowned. The last page not only felt much harder, but it was also significantly heavier.
Su Ping's eyes held a strange look. Did ancient Beast Tamers all like to play these little tricks? So, this 'secret technique' in the last page's interlayer… was it supposed to be soaked in water, heated by fire, or was there some other method?
Su Ping didn't attempt any of those. Instead, he took it directly to the laboratory. The superconducting sonic detector took only a moment to analyze the material of the final parchment page.
Su Ping clicked his tongue and shook his head, then looked at the analysis results:
[Flowing Firefly Parchment, thick parchment double-layered; the top layer must be peeled back and placed under fluorescent or ultraviolet light to reveal the lingering text.]
Just as I expected! This is the power of technology!
Su Ping did as instructed. Subsequently, a sheepskin letter appeared in his hands.
