第 5 集: Okuyama在列車上感到不適，Kigata探討貧血與吸血鬼

5

Okuyama goes home on the train with Kigata and one of the teachers. She is feeling ill as per her anemic state. Kigata discovers that Okuyama bites people because of her anemia and tries to give a scientific explanation to vamprism.