On the third day of their field trip, the students discuss what they've learned. They've decided to take the e-course, which involves reading historical novels, and the d-course involves reading Roman and historical dramas. The students decide that they'd like to try out the costumes they'll wear in the historical dramas, but they're afraid that the costumes are too "embarrassed" to be worn in real life. Miku suggests that they try the costume of a "sengoku-period war freeze lord" , but Miku doesn't think it's appropriate for a "cos play" . She suggests that the students try the costumes of the "romans" and the "singokus," and Miku says that she'll try them all out. She also tells Miku that the ladies in charge of the costumes haven't shown up yet, and that Miku told Miku she'd be waiting for them. She's not sure if Miku and the students would want to walk around alone in the rain all day looking for Miku's lost children. The two students decide to take a splash picture of their costumes before they go back to the lost children's center, where Miku was supposed to wait with Miku for them to put their costumes back on. As Miku is walking around, she notices that her costume is soaked, and she wonders where the two ladies are. She asks Miku if she can wear the tights Miku has given her, but she can't find Miku with the tights on, so she decides to take one of the flop loaves Miku gave her, which Miku tells her is "too old to zoom unca chomp." Miku wants Miku to tell her everything about her, too, because she's been studying with her for a long time, and now she wants to hear more about