If you are looking for a plot summary, it is best understood as a —a collection of "frozen moments" that allow the viewer to imagine the stories behind the characters' melancholic or contemplative expressions.
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As an independent print run, physical copies were primarily distributed through events like Comic Market (Comiket) and select specialized indie retailers like Melonbooks and Toranoana. This limited availability has made the physical 2021 book a premium collector's item. If you are looking for a plot summary,