C678 I Feel like I've Got a Trick up My Sleeve

It was already summer vacation for Yu Chen. However, perhaps the children of rich families were different from ordinary children. Even Yu Ling wouldn't be idle every day even during the summer vacation. The tutor would still come to tutor him every day. However, since he didn't have to go to school, he should at least relax a little.

"Mom, there's still three hours until class