[System] the Pen That Saves the World

Many years later, the signature pen stepped onto the deck, pointing the sword at the end of the world: "Our goal is-" "Beat math." The mechanical pencil said with high spirits. Eraser follows suit: "Beat Li Zong." The ballpoint pen answered: "Beat the college entrance examination." "Save Xiao Gongju." Erbi Pencil said with great interest. "Save the world -" said Zhichi weakly. I touched my chin with the signature pen. It seemed that I was more domineering in saving the world? The stars and the sea were stillborn.