It's been a while since we've heard from Dr. Rivers, but he's back. He's got a message for his mom: she's starting to learn makeup techniques for her job interview. He asks his mom's tutor, Cang Shu, to help him prepare for a quiz show called "Panel Intelligence Express" . He wants to know if she'll be able to handle the quiz show, since he knows that she doesn't have a lot of experience with such things. He also wants to make sure that she can handle the show without getting into a fight with her mom. He tells his mom that he'll do his homework in the study room alone, and that he won't tell her about it until he finishes the homework with his tutor. But, he says, it's not a good idea to tell her that she shouldn't be interested in his homework, since she'd be upset if she found out that he was trying to teach her not to be interested. So he tells his tutor to go back and finish the homework, and then he tells him to knock on the side boxes to find out what's going on with Cang and Luo. It turns out that Cang has been studying with Luo for a while, and he wants to see if they're progressing well. He offers to be his tutor for the night if they don't get along. He says that if they can't, his mom might want to tutor him the whole night. He then asks his tutor why he asked Luo to do the hair for him, and she says that he never wanted to get a hair like hers, since they've known