"Have you synced it?" Mafu asked seriously.
"Yes, I have. It turns out that it only needs to be irradiated before it can respond!" said Gustav seriously, then a keyboard appeared like the reliefs in the ruins that had been found in the land of ice. Now the keyboard was floating in front of Gustav with the reflection of light created by his abilities.
"Oh great! With this we are getting closer to our goal." Mafu said optimistically.
Everyone from this world was wondering, 'what was that thing that bounced in front of the person who just came and where did it come from...?'
And..., 'What is Mafu's thinking purpose actually...?'
"...."
"Well~ maybe the explanation of your question takes a lot of time." Mafu muttered suddenly looking at Yuuto and the others. But, no one is asking here,
