Beauty is a sin -- so declares one day-dreaming Binan High student, who truly believes it. He tells the kind of lies even young children don't try to get away with, and everyone makes fun of him. But one day, the exchange students Beppu Akihiko and Haruhiko appear, and he is charmed by their sheer charisma. Who are these mysterious Beppu Twins? And will the Defense Club get to do anything this episode?!
What is the greatest sin that man can commit?
Was ist wohl die größte Sünde
unter den Verbrechen der Menschen?
¿Cuál es el mayor pecado 
que puede cometer un hombre?
¿Cuál es el mayor pecado 
que puede cometer un hombre?
Quel est le pire péché
que l’on puisse commettre ?
Qual è il peccato più grave 
che una persona possa commettere?
Qual será o maior pecado 
 que um homem pode cometer?