Gin-san takes history lessons, and teaches you how to hide your porn mags?
Tsukuyo tries to teach Seita history, the subject he's not great at. However, her training (?) methods end up leaving him scarred, which makes desperate Seita ask Gin-san to take over as his tutor...
How much courage do you think that 
instills in the hearts of young boys?
كم من الشجاعة تظنّه يمدّ قلوب الشبّان بها؟
¿Imaginas cuánto valor infunde 
en el corazón de los chicos?
Tem ideia da coragem que isso 
incita nos corações dos jovens?