"This is..." Sakurai Masahiko gazed at the unusually regular curve on the screen.
"Sakurai-kun, don't you think the fluctuations and amplitude of this curve look familiar?" Miyamoto Shio asked Sakurai Masahiko. "During our excavation, we recorded several acoustic frequency bands, didn't we? Let's take those out and compare them with this..."
"I am a failure. I hardly ever notice whether the sun is shining or not, because I have no time.
Chapter 524