Yuki, a plain librarian, has an unusual fetish that drives the dick of a middle-aged man crazy.

"I get excited when I smell the ink." Rino, who works as a librarian, had an unusual fetish. He was extremely excited by the unique smell of ink, and his daily routine was to satisfy his desires alone while surrounded by books in the library late at night. Even though he knows that someone should not find him, he is unable to stop him, and as a result, the director Saeyama witnesses the scene...