Takanashi Sayumi has always held herself to high standards. If she takes a test, she aims to ace it. If given a responsibility, she does her best to fulfill it. Whether at work or at play, she seeks to act in a manner that is worthy of praise. This makes it all the more surprising that she wound up the president of the literary club, an underachieving organization home to the biggest weirdos in the entire school—or at least one of them.

What caused Sayumi to become so earnest and diligent? How did she end up becoming the literary club's president? And most perplexingly of all, why did she ever allow Andou to join the club in the first place? The answers lie within the literary club's past, before its members obtained their godlike supernatural powers...