Yui, the librarian at the library, is working by train. I never thought I would meet a lewd person on that train ... I never thought I would meet an organized lewd group ... Taking advantage of her timidness, steadily escalating lewdness, rushing into her work and her home, and developing into an rape out of lewdness. A cruel Creampie ring without achieving the cry of sadness. The slut was soaked in and began to flee the ship without stopping ...