C167 The First Time He Met Sunn Nan

Gao Yan, who had been on Qin Su's mind, hadn't slept well for a month. Whether it was the study materials Qin Su distributed to classmates or the ones he bought from the bookstore, Gao Yan made sure to tackle every practice question.

If memory serves, it was Qin Su who suggested this "Question Sea Strategy."

As he glanced at the study materials Qin Su compiled