Kana Momonogi is a university student, a girl who is very good at Math so she tutors some high school students. And this lucky guy was taught by her at home, a handsome guy who attracted teacher Kana from the first lesson. She wanted to seduce him and play with this student's cock, so she purposely did not wear a bra during the second lesson. And then the immature youth couldn't pass the beauty barrier, they fucked each other a lot.
