My girlfriend is a top student in her class, but secretly she's a super S-type perverted girl who performs oral sex on me and makes me watch her have sex with older men. (APNS-281)

After I mustered the courage to confess my feelings, Hiiragi Kaede accepted and became my girlfriend. Although she was an excellent student in class, she was a super S-type perverted girl who secretly gave me oral sex and made me watch her have orgys with older men...