C276 Inexplicably Throbbing

In the evening, a black-haired teenager walked out of the library, rubbing his forehead as he walked towards the teaching area.

There were a lot of blueprints in the National Intelligence Library, but they were all very professional blueprints. Roya, who was not a professional, felt a deep sense of exhaustion after reading for an hour.

Fortunately, this kind of hard work was fruitful