Accurate Prediction

"This..."

Staring at the intricate equations sprawled across the fifteen papers and the detailed drawing of the portal along with its required components that I was holding, I sighed in frustration and let my head drop to the table.

...I never expected it to be this perplexing. I mean, it was genuinely confusing, with the numbers outnumbering the alphabets!

I was on the verge of placing the papers back on the table when something caught my attention.

"...This thing requires someone as a test subject, right?"

Turning toward Aerial's direction, I stood up from my seat.

"Can I be the one to do that?"

Thanks to my looping ability, if something goes wrong, I can just regress back to the first day and make the necessary adjustments to the machine until it works.

...Playing scientist again this round... Why does it feels weird?

"...Why?" She asked, pulling me back to reality. Her face showed a confused express