[Slight various x reader || following the manga] "There is," Senku said. "one science that I could never master..." he paused and looked at you. "Yours." But you didn't feel that way, you completely disagreed. In this stone world, your talent was basically useless.

"Sometimes reality is too complex. Stories give it form."

Childhood friends that has never been separated even through the stone age... (Y/n) and Senku have been friends ever since her older brother, Taiju, met Senku on that fateful day. Ever since that day, Senku and (Y/n) has been experimenting together. She can keep up with Senku, and exceeds in mathematics more than Senku has, a human calculator to be more precise. But she's always lazing around in the Science laboratory and even though she's the youngest member of the club, she's one of the smartest of them, too, being the vice president and all. When her big brother Taiju told her that he'll be confessing his love for Yuzuriha, she told him that she'll tell him her crush whom he never knew. But that never came because of the green light that suddenly appeared out of nowhere, turning everyone into stone. PS. Special chapters are fun facts every 11th chapter