Bossun has a new e-mail friend, as does Himeko... In fact, they both start to fall for their respective pseudonymous pal, unaware of the person's true identity!
Impressive, Onee-san. You certainly 
know much about history.
Increíble, Onee-san. Sabes mucho sobre esto.
Increíble, Onee-san. Sí que
 sabes sobre historia.
Impressionante, Maninha. 
Você sabe muito sobre história.