図書室ノ彼女~清楚ナ君ガ堕チルマデ~ THE ANIMATION

Yukiha Serizawa is a newly minted high school girl, who enjoys working as a library assistant with Aida, a boy she likes. But things are about to change for her... One day the school janitor asks to see Yukiha, to thank her for helping him the previous day. She trustingly goes along with him. The n...