The principal fucked the librarian after catching her cheating while on night duty

“I get so excited when I smell the ink.” “Rino”, who works as a librarian, has a strange habit. With the characteristic of making me unusually excited by the unique smell of ink, it was my daily habit to satisfy my desires alone while surrounded by books in the library at midnight. Even if someone knows that it shouldn't be found, I can't stop it, and director Saeyama witnessed that scene …