After returning from their field research, Glenn and the others spend their days in different ways. On one such day, Leos visits the academy as a guest instructor, and causes a stir by proclaiming himself Sistine's fiance.
A smart student would start realizing
يُجدر بالتّلميذ الذّكيّ أن يبدأ بإدراكِ
Ein schlauer Schüler sollte erst lernen,
dass man je nach Anwendung
Un buen estudiante debería entender
Un buen estudiante debería entender
Les meilleurs élèves
ont déjà dû se rendre compte
Gli studenti più brillanti 
dovrebbero aver iniziato a realizzare
Um aluno esperto começaria a perceber
Ученики поумнее поймут,