I wonder which episode of Professor Ning's class is?

14 episode. In order to know more about Ning Weijin, Ding Ding asked Ning Weixuan about the class time of Ning Weijin and prepared to attend. Ding Ding came to the school and couldn't find Ning Weijin's classroom. She casually asked two girls on the side of the road, all of whom were going to attend Ning Weijin's class. Adapted from Shi Xiaozha's novel of the same name, I don't know my lover tells the sweet love story of pet toy designer Zheng He and breast doctor Ning Weijin.