小书痴的下克上 〜为了成为图书管理员而不择手段〜 外传

Anime adaptation of Part 3 of Honzuki no Gekokujou. Following a disastrous encounter with a noble, Myne finally resolves to say goodbye to her family and friends in the lower city, changing her name to “Rozemyne” and beginning her new life as the adopted daughter of Ehrenfest’s archduke. However, h...