Had high hopes for this based on the cover but alas it turns into a novel near the end.
EDIT: Seems like the novel section is about Re:zero, I'm trying to see the problem in the files pop9 mentioned at my office computer but cannot see it.
Please support the circle if you can https://www.doujinshi.org/browse/circle/1563/Leaf-Party/ https://www.toranoana.jp/mailorder/article/04/0030/46/18/040030461865.html