C3936 External Head Why Should I Not Mind

She couldn't help but look out the window, which was something she had never done before.

She couldn't concentrate. Even the simplest calculus could be calculated incorrectly.

"Sigh. . . " Shen Xiangyang sighed. He tore off the page of the calculation steps and kneaded it into a ball.

"Xiangyang, are you alright?" Chen Shanshan, who was sitting at the same table