A knock at the school's office is answered by one of the students, who wants to know if the school is holding a drawing competition. The student tells the teacher that he has filled out all the information and that he thinks it's best to give the competition to someone else. The teacher tells the student that if he wins the prize, the school offers him a large sum of money to help him study abroad. He then asks the student if he loves drawing, and the student says that he does not know since when he began to draw. He asks if the answer is that he loves to win prizes, but the teacher tells him that he is still suitable to interrupt, but that he really wants to say something. He tells the two students that they should try their best in the drawing competition this time around, since they have not spoken to each other since the last time they were at the competition. He also tells them that the competition is limited, so only they and Su will represent the school in it. Su and the teacher say good-bye, and Su leaves to go back to school. Su tells her that they haven't spoken in a long time, and that she doesn't need him either. She asks him where his power bank is, and he says that it is still early, so she can't lock the door. She then asks him if he is going back