C1399

Yun Zhan and Slight Throw were chatting with each other. Nian Er was bored out of his mind, so he didn't have much interest in listening to them.

It was because of the difficulty of the chemistry question. Every time she encountered a question like this, her head would hurt.

Her chin was resting on the small coffee table, and her fingers were crawling.

Yun Zhan tilted his head in a daze