After the summer vacation, the second semester begins. The narrator feels relieved because everything has passed safely, but he feels desolate because he has only four months to find the "mom" . He feels that the relationship between the vice president and the mom candidates has improved, and he feels that he is halfway there. Leesia brings the gift of the log of the school's ground usage to the vice-president, who is happy with the results. He tells Leesia that he doesn't need to worry about sehyun, as he has told him over and over that she is not a mom candidate, but that he needs to find out why she suddenly changed her mind. He says that he has been following Leesia closely during the vacation and that she became angry when he tried to do anything with her. He asks Leesia why she said the same thing to gaeul, and Leesia tells him that he was following her just in case he tried something, and that it was so weird that she was creeping him out. He wants to know the reason for the sudden change, but Leesia refuses to tell him, saying that he's waiting for someone else. She says that she and sehyun have been going out together, and the two of them made progress during their vacation, and they made some progress, and it's finally bearing fruit. She asks if they are going out now, and she says that they are, and then Leesia asks if she is going out with Sunbae, and her answer is that she isn't going out, but she is waiting to find someone else, so she doesn'