During the university sex-training camp, the girls are made to "scum" in front of each other. One girl, Panto, tells the other, saki, that she wants to see Panto's "expression of yours" . Panto tells saki that she is a "mean girl" who grinds with other girls. He tells her that he wants to fuck her to her "heart's content" , but she says that she does not want Panto to be "taken by anyone else" because she wants him to be alone with her. She tells Panto that she will not go home with him if he does not practice "snitching" on her