あーでも先輩後輩かー
教室2個離れているだけで生きづらいのに
学年違ったら絶対いけないよね
Ah, senior and junior huh. . .
its hard being in different classrooms. . .
If you're in different grades, you definitely can't meet up.
not sure but i think she is just talking about the book(the summary/synopsis?)