1 Book Found

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"Woman becomes a teacher at a boarding school and a man comes to stay and falls in love with her but discovers through journals that she is actually his rival from years ago when she posed as her brother after his death. Set in a kind of gothic fantasy where the students compose games that are never fully explained There’s also some person living in the attic of the school in the present day portion who is discovered at the end of the book and we sometimes got their viewpoint throughout the story"