After Mr. Guo leaves, he's promoted to the homeroom teacher position. He's also won first prize in a province-wide writing contest. Aw, that's pretty awesome. Um, um, okay. Okay, so what's up with that? Well, it turns out that Mr. Zizixing is a genius at math, but his sister isn't so lucky. Why is he always looking at her with that kind of expression? Um, wait a second, why is he staring at her like that all the time? Um... Um... Wait, what? Why is that guy at the entrance to the school looking at his sister like that? Uh-oh. Um... Okay, wait... Wait... Why is his older brother looking at him like that too? Um-oh... Um-Oh. Um-- Um-Wait... Why did he come back early this year to study abroad instead of staying in school all year like his brother did? Um. Wait... What's going on? Uh... Um, Wait... Wait. Wait, wait, wait. Wait! Wait, Wait! Um... Uh-Oh, Wait. Um