There's no man on Earth who doesn't like panties! (Wise saying) - Of course Umio loves panties, too! (Let's make it clear.) Sensei tells him bashfully "Do you want to see them?" 
It changes the foreshadow in Volume 3 onward.
Es verändert die Hinweise auf 
den dritten Band.
¡Cambia el presagio del 
Volumen 3 en adelante!
¡Cambia el presagio del 
tercer volumen en adelante!
Ce changement fait
que la situation du volume 3 est…
Isso muda o presságio 
a partir do 3º Volume.